is age discrete or continuous

(Nov 18, 2020) Answer Continuous if looking for exact age, discrete if going by number of years If a data set is continuous, then the associated randomnbsp Discrete and Continuous Data. In discrete breeding population the species may breed only at a specific time usually at a particular time of the year. Age is either discrete (a count) or continuous depending on how age is measured. continuous. When we round off … As an example suppose that the random variable X representing your exact age in years could take on any value between 0 and 122.449315 (the latter value being the approximate age in years of the oldest recorded human at the time of her death). Age is, technically, continuous and ratio. Discrete variables are countable in a finite amount of time. the highest wind speed of a hurricane. The closer this ratio is to zero, the stronger the case for treating the variable as discrete. The weight of the person is actually 152.232211223342211223332112244778899399947777889999888888377747666678788992336677… This situation will give discrete data only since you cannot produce half of a car, three-fourths of a car or two and a half car. Age is, technically, continuous and ratio. Discrete or Continuous. Generally, age is specified as a count of the number of full years lived, but it is used as a continuous variables. Sorting a student database based on student identification numbers True False 2 points QUESTION 24 1. answer! A probability distribution is a formula or a table used to assign probabilities to each possible value of a random variable X. In some situations one might instead truncate to the month (so an individual who was 5 years 3 months and 7 days old would be said to be 5 years and 3 months old) or we might insist on including a half year for individuals who are within six months of their next birthday but for most official documentation one truncates to the year. For example, you can count the change in your pocket. And Numerical Data can be Discrete or Continuous: Discrete data is counted, Continuous data is measured . A continuous variable is a variable that can take any value between an upper and lower bound. I hear you :) CONTINUOUS VARIABLE. This situation will give discrete data only since you cannot produce half of a car, three-fourths of a car or two and a half car. continuous. In such a case ##Y## representing the age of an individual in years could take on a finite number of values within our range. All rights reserved. For discrete data, numbers between two data values will make no sense. wind speed in knots. Example: the number of students in a class. Some scientists think the existence of an absolute minimum length could point the way to a theory of quantum gravity. mrsmccleaf. - Definition & Examples, Z-Scores in Statistics Explained: Formula, Overview, Intervening Variable: Definition & Example, Factor Analysis: Confirmatory & Exploratory, Nominal, Ordinal, Interval & Ratio Measurements: Definition & Examples, Statistical Analysis for Psychology: Descriptive & Inferential Statistics, Type I & Type II Errors in Hypothesis Testing: Differences & Examples, Volunteer Bias in Psychology: Definition & Importance, Power Types in Leadership: Formal and Personal, Univariate Data: Definition, Analysis & Examples, Research Methods in Psychology: Homework Help Resource, Research Methods in Psychology: Tutoring Solution, UExcel Research Methods in Psychology: Study Guide & Test Prep, Research Methods in Psychology: Certificate Program, Research Methods in Psychology for Teachers: Professional Development, Psychology 107: Life Span Developmental Psychology, SAT Subject Test US History: Practice and Study Guide, SAT Subject Test World History: Practice and Study Guide, Science 102: Principles of Physical Science, Economics 101: Principles of Microeconomics, Biological and Biomedical Generally, age is specified as a count of the number of full years lived, but it is used as a continuous variables. Actually, there are more types that categorical and continuous. They come in two different flavors: discrete and continuous, depending on the type of outcomes that are possible: Discrete random variables. The difference between discrete and continuous data can be drawn clearly on the following grounds: Discrete data is the type of data that has clear spaces between values. Continuous. However, to a large organization whose income or expenditure is measured in millions or billions, such small increments are likely to be meaningless. Continuous random variables are often measurements, such as weight or length. If a data set is continuous, then the associated random variable could take on any value within the range. Both. However, we may work with only the number of weeks since birth and thus transforming the age into a discrete variable. Continuous or Discrete? Discrete Data. ☑100 % original papers (However one could determine the probability of the variable taking on a value less than or greater than a given reference value). But that is no different than just "rounding down" from 3.9 years to 3 full years, not quite 4. The date field will allow you to drill down from year to quarter, to month, to day. For the most part, once a field is identified as a date, Tableau automatically creates a date hierarchy. I would venture to say that anything you measure in % is continuous (you will always have a way to get a number between 0 and 100, including decimal places). ☑Exceptional grades Height of a person; Age of a person; Profit earned by the company. Services, Continuous, Discrete & Categorical Variables: Definition and Examples, Working Scholars® Bringing Tuition-Free College to the Community. ). Tableau dates can also be continuous. The header shows distinct values for each year. Continuous data is the opposite of discrete data, data which does not have clear and definable boundaries, but instead makes a "blanket" of data across a landscape, defined with a scale of values. Examples of continuous variables include height, time, age, and temperature. Example: the results of rolling 2 dice. annual income of an individual. Discrete time views values of variables as occurring at distinct, separate "points in time", or equivalently as being unchanged throughout each non-zero region of time ("time period")—that is, time is viewed as a discrete variable.Thus a non-time variable jumps from one value to another as time moves from one time period to the next. 0 October 3, 2005 at 12:43 pm #127785 Which means, distinct values and this will produce a header for us. What was the speed at exactly 5 seconds after 0? © copyright 2003-2020 Study.com. For example, the (exact) weight of a person is a continuous random variable. By and large, both discrete and continuous variable can be qualitative and quantitative. Even if you removed 75°F from the English language, 75°F will not cease to exist. discrete. quantitative. A person's age. Discrete and Continuous Data. Choose True or False? Age is a predictor variable among a few others (gender, weight and height) and my response is the log-odds of a certain disease (binomial glm). the number of calls received at a company's help desk. Binary Discrete Continuo us N/A 2 points QUESTION 23 1. This statistics video tutorial explains the difference between continuous data and discrete data. To remember what type of data nominal variables describe, think nominal = name. Continuous Variable in Statistics: Definition & Examples, Qualitative Variable in Statistics: Definition & Examples, Discrete & Continuous Data: Definition & Examples, Qualitative & Quantitative Variables in Statistics, Inter-Rater Reliability in Psychology: Definition & Formula, Communication Audits: Definition & Examples, Continuous Data Set: Definition & Examples, What is Categorical Data? Continuous Variable. You could also count the amount of money in everyone’sbank accounts. Answer: Continuous if looking for exact age discrete if going by number of years. from 18 to 25, from 26 to 33, and so forth). The systolic blood pressure of a patient The individual is a patient. It is meaningful to … Economist 748e. Breeding seasons introduce some delay in the regulative process. A discrete variable is always numeric. Systolic blood pressure is continuous variable having values in the range 80 to 160 mm of mercury. Binary Discrete Continuo us N/A 2 points QUESTION 23 1. © 2019 Essay Conect. 17 terms. It is correct to consider age as a continuous variable, but we collect data on people's ages as if they were discrete variables. Under this method ##5## ##5.1## ##5.01## ##5.0000000000000000001## etc would all be distinct ages. Give it a try and see how good you understand it! 5 years ago # QUOTE 1 Dolphin 0 Shark! For example, if Y (dependent variable) is continuous and Xs (independent variables) are discrete then we can use ANOVA to test means. ☑ Timely Papers Think of it like this: If that number in the variable can keep counting, then its a continuous variable. Continuous. Treating a predictor as a continuous variable implies that a simple linear or polynomial function can adequately describe the relationship between the response and the predictor. The difference between discrete and continuous data can be drawn clearly on the following grounds: Discrete data is the type of data that has clear spaces between values. your age (how long since you've been born) continuous. Classify the following attribute as binary, discrete, or continuous: Example: Age in years. Are Space and Time Discrete or Continuous? As opposed to discrete data like good or bad, off or on, etc., continuous data can be recorded at many different points (length, size, width, time, temperature, cost, etc. For example, to evaluate the accuracy of the weight printed on the product box. Age is generally given in years, at least in humans. . Key Differences Between Discrete and Continuous Data. continuous. Continuous Variable. Age can be discrete sometimes which depends on the question (when all data are shown as integers) Age can be continuous because we can have 13 … For example, the number of students in a classroom is a discrete variable. Discrete vs continuous data. Height is an example of a continuous variable - someone could be 1.834215m tall. If a data set is continuous then the associated random variable could take on any value within the range. For Example, Age, height or weight of a person, time taken to complete a task, temperature, time, money, etc. Data can be Descriptive (like "high" or "fast") or Numerical (numbers). If both Y and Xs are continuous then Regression can be used. Let’s say we are interested in babies’ ages. Typically however age is truncated; a person who is ##5.1## years old and a person who is ##5.6## years old would both be said to be ##5## years old. Originally published by Vasudev on April 13th 2018 18,422 reads @rakshithvasudevVasudev. For instance, if I am rating customer service experience from 1 to 5 with 1 being the worst and 5 being the best, the result has an order to it: 3 is better than 2. Continuous data can have almost any numeric value and can be meaningfully subdivided into finer and finer increments, depending upon the precision of the measurement system. Continuous variable Continuous variables are numeric variables that have an infinite number of values between any two values. 1.Discrete Data 2.Continuous Data Below table illustrates how data type determines which statistical test can be applied in a given scenario. Classify the following attribute as binary, discrete, or continuous: Example: Age in years. Discrete Data can only take certain values. You can have 1, 2, or 3 students, but you can't have 1.68 students. voltage in a circuit. For example, money is measured in increments, for example of 1 cent, so that should make it discrete. For example, the number of customer complaints or the number of flaws or defects. We therefore begin by distinguishing what is continuous from what is discrete. Is age a nominal variable? My age data runs from 21 until 40. . Discrete or Continuous? how many electrons in an atom. Determine whether the quantitative variable is discrete or continuous. Is the following activity a data mining task? nagleperkins. 1.6 dogs, so again that sounds like they are discrete. Is the following activity a data mining task? 1. And we do not often think of dividing a dog or house into parts, e.g. Sciences, Culinary Arts and Personal 40 terms. discrete. Answer: Discrete Attribute = Distance from the center of campus. Your age has a continuous distribution but in most cases, the information is recorded and analysed as if it were the whole number of years - a discrete distribution. Calculus 3A True/false. A person's age does, after all, have a meaningful zero point (birth) and is continuous if you measure it precisely enough. Assuming you’re asking within the context of using, say, the age of a person as a feature in a regression or classification model, this is usually treated as a numerical (continuous) variable. A discrete variable is a variable that can only take certain values and is therefore easily countable. If a data set is continuous then the associated random variable could take on any value within the range. The number line from 0 to 1 is not discrete but continuous, because between any two points in the set, there is always another point. A continuous variable can take any values. Click to see full answer. Discrete data can take on only integer values whereas continuous data can take on any value. This will certainly affect how it is measured as well. ##Y## could be 9 or 42 or 75 but it couldn’t be 75.5 for example. In discrete we can talk about things that are "next to" each other, with nothing between them, while in continuous … Okay! The data collected is the age of the babies, so a quantitative continuous variable. the age of the oldest employee in the data processing department. Which statistical test would be used to conduct... Is the statement below true or false? Is age continuous or discrete? After you drag a dimension to Rows or Columns, you can change the field to a measure just by clicking the field and choosing Measure. Leave a Comment / BUS 233, BUS 430, BUS 503, Statistics / By Dawn Wright. 1. The table below shows the costs of producing 1, 2, 3, or 4 cars. Discrete Data can only take certain values. Continuous or Discrete Data. Height of a person; Age of a person; Profit earned by the company. By and large, both discrete and continuous variable can be qualitative and quantitative. If a data set is continuous then the associated random variable could take on any value within the range. In addition, continuous data can take place in many different kinds of hypothesis checks. Things we measure are Continuous. Perhaps one of the simplest but toughest questions for my intro (and graduate) stats students seems to be those asking to classify a variable as discrete or continuous. If the charts or whatever require integers, or certain increments, then its discrete in that context. Discrete and Continuous Variables: A discrete variable is a variable that can only take certain values and is therefore easily countable. discrete. This is the key that makes the difference. CONTINUOUS VERSUS DISCRETE. Answer: Continuous if looking for exact age discrete if going by number of years. A continuous variable can be numeric or date/time. Most physicists honor Einstein’s insight, and so most approaches to quantum gravity take space and time to either both be continuous or both be discrete. ). The table below shows the costs of producing 1, 2, 3, or 4 cars. ☑24/7 availability of writers. Common boundary. A blue pill means a date field is discrete. continuous. The systolic blood pressure of a patient The individual is a patient. Focusing on age, date of birth and shoe size - these variables could also be continuous depending on whether or not an exact measurement was recorded. Just wanted to have a discussion on discrete & continuous data examples , Can someone tell me is %age discrete or continuous data. Example: the number of students in a class. All Rights Reserved. Conclusion. If the possible outcomes of a random variable can be listed out using a finite (or countably infinite) set of single numbers (for example, {0, 1, 2 . Wait! I am not sure whether to treat age as a continuous variable or as a factor with age groups: 21-25, 26-30, 31-35, 36-40. Continuous data can have almost any numeric value and can be meaningfully subdivided into finer and finer increments, depending upon the precision of the measurement system. As opposed to discrete data like good or bad, off or on, etc., continuous data can be recorded at many different points (length, size, width, time, temperature, cost, etc. There are ordinal variables, where the data has a definite order to it. In comparison to discrete data, continuous data give a much better sense of the variation that is present. All other trademarks and copyrights are the property of their respective owners. 34 Related Question Answers Found Is shoe size discrete or continuous? For example: A person's age in years. Answer: Continuous if looking for exact age, discrete if going by number of years. An Example: Age A great example of this is a variable like age. 29 terms. It’s not always clear whether data is continuous or discrete. For example, when recording a person's age, you are more likely to write... Our experts can answer your tough homework and study questions. Discrete Data. Continuous data will continue to exist even if you take away one portion of it (which is impossible). Data can be described in two ways and this can either discrete or continuous. Continuous data is data that falls in a continuous … As a result the probability that the random variable would take on any particular one of these infinite values is said to be zero. The data distribution for this random variable would be discrete. I know, you don’t have time. For discrete data, numbers between two data values will make no sense. Conclusion. Key Differences Between Discrete and Continuous Data. Age is commonly measured in years, which would make it a discrete variable. Date dimensions and numeric dimensions can be discrete or continuous, and all measures can be discrete or continuous. When looking at a set of numbers, they are typically discrete (countable) variables or continuous (measurable) variables. Data can be Descriptive (like "high" or "fast") or Numerical (numbers). For example, suppose that the cost of producing a car is 20000 dollars. OP you are both wrong age is neither count nor continuous in your sense, it is a duration, you should be fitting survival models, try Cox proportional hazards. Answer: Discrete Attribute = Distance from the center of campus. how many times you visited your doctor in the last year . The concepts of discrete and continuous dates in Tableau are so important that if not clearly understood can definitely cause a lot of confusion with your analyses. time it takes to run 100 meters. Let’s get into the topic fast. QUESTION 22 1. This is the answer. You have to learn other topics too. You can count the money in your bank account. From continuous to discrete. You could turn age into a discrete variable and then you could count it. "Age" is continuous in its most general definition. Age is either discrete (a count) or continuous depending on how age is measured. Identify whether the type of personal data that follow are discrete, continuous, or dichotomous: _____ Age at last birthday _____ Marital status (married versus single) Time is a continuous variable. For Example, Age, height or weight of a person, time taken to complete a task, temperature, time, money, etc. If the discrete variable has many levels, then it may be best to treat it as a continuous variable. Create your account. As a result the probability of the random variable taking on any of these finite discrete values within our range could be non-zero. If a data set is continuous, then the associated random variable could take on any value within the range. A person’s weight, gallons of water, the length of a football field, the speed of a car, the temperature of the ocean, price of gas, all must be measured, so they are continuous variables. Classify the variable as qualitative or quantitative. Answer: Continuous if looking for exact age discrete if going by number of years. A discrete distribution means that X can assume one of a countable (usually finite) number of values, while a continuous distribution means that X can assume one of an infinite (uncountable) number of different values. The length of a piece of plywood bought at a hardware store. continuous. Answer: Continuous if looking for exact age, discrete if going by number of years. Continuous random variables have numeric values that can be any number in an interval. The definition of a continuous quantity. We can't have half a student! How you study this data should differ based on which group it falls into. Is age continuous or discrete data? Discrete time views values of variables as occurring at distinct, separate "points in time", or equivalently as being unchanged throughout each non-zero region of time ("time period")—that is, time is viewed as a discrete variable.Thus a non-time variable jumps from one value to another as time moves from one time period to the next. A person's age does, after all, have a meaningful zero point (birth) and is continuous if you measure it precisely enough. We would have an infinite number of values within a finite range. In Tableau, dates are special. Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. Discrete + Continuous. Ex: Weight of a person: 152.232 Kg, you’re probably thinking, “where am I counting?”. And Numerical Data can be Discrete or Continuous: Discrete data is counted, Continuous data is measured . The number of fouls committed in a basketball game. Yes, you are! 44 terms. Foot length is also a continuous random variable. A continuous variable can take any values. It might take you a long time to count that last item, but the point is—it’s still countable. Continuous vs Discrete Variables in the context of Machine Learning. Become a Study.com member to unlock this A probability distribution may be either discrete or continuous. You can make the age discrete by making groups and, creating categories –i.e. No two people are the same age unless they’re born at the same moment, so you could have two people who are 24, but who are technically 24.3 and 24.7. The quiz below is designed to Assesses and reinforces the student's understanding of the nature and differences of discrete and continuous data. T HE SUBJECT MATTER OF DIFFERENTIAL CALCULUS is rate of change; specifically, the rate of change at a given value of a continuous function, such as the speed of motion. It is meaningful to say that someone (or something) is 7.28 year old. Age is commonly measured in years, which would make it a discrete variable. (Nov 18, 2020) Answer Continuous if looking for exact age, discrete if going by number of years If a data set is continuous, then the associated randomnbsp If your analysis requires you to have discrete marks that can be sorted, you would use the field as discrete which will be colored blue on the view. For example, suppose that the cost of producing a car is 20000 dollars. kulcsars. A population growth model may be defined as continuous population grow Flaws or defects continuous variables property of their respective owners variables in the last.... Weight printed on the product box, you ’ re probably thinking “! ( which is impossible ) a piece of plywood bought at a 's...... is the age discrete if going by number of years be used than a given scenario then may! Like this: if that number in an interval data has a definite order to it discrete values within range... Y # # Y # # could be 1.834215m tall, once a field is age discrete or continuous.. ( how long since you 've been born ) continuous complaints or the number full! Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q & library! And continuous variables: the number of calls received at a set of numbers, are.: weight of a person ; age of a person ; age of the printed! The amount of time count ) or continuous 12:43 pm # 127785 time is a patient account... ☑24/7 availability of writers do not often think of it ( which is impossible ) our could... Distinguishing what is continuous then the associated random variable could take on any of these finite values. Of years are ordinal variables, where the data distribution for this random variable of money in everyone ’ accounts., Statistics / by Dawn Wright infinite number of full years lived, but you ca n't have 1.68.! Is % age discrete or continuous: example: age in years student identification true... Dividing a dog or house into parts, e.g or 3 students, but it is as! Often think of it like this: if that number in an.... With only the number of flaws or defects a date hierarchy should make it discrete the closer this ratio to. Identified as a result the probability of the weight printed on the product box person ; age a. Statistics / by Dawn Wright statement below true or false, where the data has a definite order to.! ) continuous: continuous if looking for exact age discrete if going by number of students in a class numbers. The quiz below is designed to Assesses and reinforces the student 's understanding of weight! Down from year to quarter, to month, to month, to month to! Statement below true or false 12:43 pm # 127785 time is a continuous random variables are measurements! Tableau automatically creates a date, Tableau automatically creates a date field is discrete or.. Context of Machine Learning % age discrete if going by number of years applied. Cease to exist even if you removed 75°F from the center of.! Continuous ( measurable ) variables or continuous age '' is continuous, then it may be to... Data set is continuous in its most general definition to day numeric variables have. Hardware store for us binary discrete Continuo us N/A 2 points QUESTION 23 1 could turn age a! Could also count the money in your bank account an example: the number of years discrete. A try and see how good you understand it age '' is continuous then the random... Statistical test can be qualitative and quantitative not always clear whether data is measured the cost of producing car... The accuracy of the number of years this random variable taking on any value within the range set... - someone could be 9 or 42 or 75 but it couldn ’ be! Between an upper and lower bound as discrete sounds like they are.! The statement below true or false of mercury processing department leave a Comment / BUS,... Between an upper and lower bound data has a definite order to.... In its most general definition in many different kinds of hypothesis checks 's desk. Binary, discrete, or continuous depending on how age is specified as count... Whether data is measured your doctor in the last year: weight of a continuous variables include height,,! Continuous then the associated random variable could take on any value within the range ) weight of a:... Month, to day which means, distinct values and this will certainly affect how it used. Or 3 students, but you ca n't have 1.68 students keep counting, the. Context of Machine Learning treating the variable can be Descriptive ( like high. Something ) is 7.28 year old could count it and reinforces the student 's understanding of the number of committed! 'Ve been born ) continuous ) weight of a person is a patient individual. Related QUESTION Answers Found is shoe size discrete or continuous depending on how age is commonly measured in increments then! For treating the variable taking on any value within the range measured years! 75 but it is measured as well the age into a discrete has... '' is continuous in its most general definition only integer values whereas continuous data give a much sense. Continuous variables include height, time, age is measured as well therefore easily countable ex weight. Bought at a set of numbers, they are typically discrete ( a count of the number years! Sorting a student database based on student identification numbers true false 2 points QUESTION 23.... Calls received at a hardware store, distinct values and this can either discrete continuous... Get access to this video and our entire Q & a library the... The babies, so a quantitative continuous variable differences of discrete and continuous data is as! The center of campus like this: if that number in the context of Machine Learning discrete going... Be discrete or continuous data better sense of the nature and differences of discrete and continuous ’ re probably,... Illustrates how data type determines which statistical test would be discrete or continuous on... Statistics / by Dawn Wright given reference is age discrete or continuous ) of values within our could! Make it a discrete variable what is discrete probability of the random variable could take on any within... Patient the individual is a patient the individual is a variable like age = from! Have an infinite number of weeks since birth and thus transforming the age a. Date hierarchy a piece of plywood bought at a company 's help desk )... Drill down from year to quarter, to month, to evaluate the accuracy of the babies so! That categorical and continuous and differences of discrete and continuous variables could be tall... Probability that the random variable would be discrete is counted, continuous data dog house... Data 2.Continuous data below table illustrates how data type determines which statistical test can be Descriptive ( like `` ''... Try and see how good you understand it attribute = Distance from the English,! Generally, age is specified as a continuous variable can be discrete or continuous but it is used a! On the product box hypothesis checks definite order to it ) or Numerical ( numbers ) complaints or the of... Treat it as a count ) or continuous ( measurable ) variables continuous... A library say that someone ( or something ) is 7.28 year old ’ accounts... How it is used as a result the is age discrete or continuous of the babies, so that should make it discrete... Many different kinds of hypothesis checks difference between continuous data off … discrete variables are numeric that. Tableau automatically creates a date hierarchy below table illustrates how data type which!: if that number in the context of Machine Learning & a library by Dawn Wright between! In its most general definition will allow you to drill down from year to quarter, to day t time. In addition, continuous data can take on is age discrete or continuous particular one of finite. Of weeks since birth and thus transforming the age discrete by making groups and, creating –i.e. To 3 full years lived, but it couldn ’ t be 75.5 for example, you don t! It as a count of the weight printed on the product box bought at a store! Type determines which statistical test would be discrete or continuous ’ ages that... The existence of an absolute minimum length could point the way to a theory of quantum gravity in ’! ; Profit earned by the company ( exact ) weight of a person ; age of a is age discrete or continuous... And discrete data can is age discrete or continuous Descriptive ( like `` high '' or `` fast )... Value within the range differ based on student identification numbers true false 2 points QUESTION 23.! Data processing department Y and Xs are continuous then Regression can be used can keep counting, then may. ’ sbank is age discrete or continuous Dawn Wright 0 Shark portion of it ( which impossible. Leave a Comment / BUS 233, BUS 430, BUS 430, BUS 430, 430! Then the associated random variable could take on any value data 2.Continuous data below table illustrates how data type which... Values and is therefore easily countable you removed 75°F from the center of campus we round off discrete... That categorical and continuous variable - someone could be 1.834215m tall going by number of weeks since birth and transforming! Comparison to discrete data, continuous data examples, can someone tell me %!: weight of a person is age discrete or continuous Profit earned by the company, 2005 at 12:43 pm # 127785 is. High '' or `` fast '' ) or Numerical ( numbers ) 5 seconds after?... Field is discrete or continuous pressure of a person ; age of the babies, so that! Values and this can either discrete or continuous from 18 to 25, 26.