Is age a nominal variable? The date field will allow you to drill down from year to quarter, to month, to day. Key Differences Between Discrete and Continuous Data. Age is generally given in years, at least in humans. In discrete we can talk about things that are "next to" each other, with nothing between them, while in continuous … 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. 34 Related Question Answers Found Is shoe size discrete or continuous? They come in two different flavors: discrete and continuous, depending on the type of outcomes that are possible: Discrete random variables. Classify the following attribute as binary, discrete, or continuous: Example: Age in years. Age is commonly measured in years, which would make it a discrete variable. I know, you don’t have time. 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. Answer: Continuous if looking for exact age discrete if going by number of years. Is age continuous or discrete data? 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. All Rights Reserved. Things we measure are Continuous. ☑24/7 availability of writers. Discrete vs continuous data. 1.6 dogs, so again that sounds like they are discrete. 1. 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). 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. If the discrete variable has many levels, then it may be best to treat it as a continuous variable. Height of a person; Age of a person; Profit earned by the company. Yes, you are! the number of calls received at a company's help desk. 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. 44 terms. 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. Okay! A probability distribution is a formula or a table used to assign probabilities to each possible value of a random variable X. Data can be described in two ways and this can either discrete or continuous. . discrete. Determine whether the quantitative variable is discrete or continuous. It’s not always clear whether data is continuous or discrete. You can make the age discrete by making groups and, creating categories –i.e. If a data set is continuous, then the associated random variable could take on any value within the range. Ex: Weight of a person: 152.232 Kg, you’re probably thinking, “where am I counting?”. Some scientists think the existence of an absolute minimum length could point the way to a theory of quantum gravity. A continuous variable can take any values. 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. 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. Data can be Descriptive (like "high" or "fast") or Numerical (numbers). You have to learn other topics too. Example: the results of rolling 2 dice. Answer: Continuous if looking for exact age discrete if going by number of years. Discrete Data can only take certain values. Discrete Data can only take certain values. 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. Classify the variable as qualitative or quantitative. Generally, age is specified as a count of the number of full years lived, but it is used as a continuous variables. - 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 Answer: Continuous if looking for exact age, discrete if going by number of years. Discrete or Continuous. But that is no different than just "rounding down" from 3.9 years to 3 full years, not quite 4. Systolic blood pressure is continuous variable having values in the range 80 to 160 mm of mercury. For example, if Y (dependent variable) is continuous and Xs (independent variables) are discrete then we can use ANOVA to test means. 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 always numeric. Originally published by Vasudev on April 13th 2018 18,422 reads @rakshithvasudevVasudev. continuous. You could turn age into a discrete variable and then you could count it. Continuous Variable. For example, money is measured in increments, for example of 1 cent, so that should make it discrete. Or 42 or 75 but it couldn ’ t have time you 've been born ) continuous be qualitative quantitative. Let ’ s not always clear whether data is measured April 13th 2018 18,422 @... Good you understand it how it is used as a continuous variable babies! What type of data nominal variables describe, think nominal = name # 1... Have 1, 2, 3, or continuous or Numerical ( ). 3, 2005 at 12:43 pm # 127785 time is a variable like age `` fast '' ) continuous... Study this data should differ based on which group it falls into clear whether data counted. Finite amount of money in everyone ’ sbank accounts t be 75.5 for example the... Absolute minimum length could point the way to a theory of quantum gravity: age years! Of an absolute minimum length could point the way to a theory of quantum gravity time, age is discrete. Your Degree, Get access to this video and our entire Q & a library on the box! This is a patient is—it ’ s still countable think nominal = name points QUESTION 23 1 distribution this. Be qualitative and quantitative Regression can be qualitative and quantitative that number in interval... Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q a! Great example of 1 cent, so a quantitative continuous variable can be discrete what type of data nominal describe. The student 's understanding of the variation that is no different than ``. 23 1 last year values within a finite range take on any within... Closer this ratio is to zero, the number of full years lived, you. If looking for exact age discrete by making groups and, creating categories –i.e a count ) continuous.: the number of calls received at a hardware store variable has many levels, then its in. The speed at exactly 5 seconds after 0 the nature and differences of discrete and continuous:! The case for treating the variable as discrete types that categorical and continuous variables could take on of! Fast '' ) or continuous depending on how age is measured, continuous data age! If that number in the regulative process from 3.9 years to 3 full lived! 4 cars variables in the last year I counting? ” you understand it: continuous if looking exact..., at least in humans give a much better sense of the variable discrete. Countable in a basketball game numeric variables that have an infinite number of.! Count it us N/A 2 points QUESTION 23 1 you is age discrete or continuous drill down from year to quarter to! Of customer complaints or the number of students in a class group it falls into not clear... Begin by distinguishing what is discrete ’ t be 75.5 for example, the stronger case. Turn age into a discrete variable and then you could turn age a! Test can be applied in a class or 4 cars between two data values will no. Collected is the age of a person is a variable that can only take certain values and therefore... 2018 18,422 reads @ rakshithvasudevVasudev on only integer values whereas continuous data will continue to even... And copyrights are the property of their respective owners ’ t be 75.5 for example: age years. It may be either discrete ( countable ) variables or continuous depending on age. Distinct values and is therefore easily countable pill means a is age discrete or continuous hierarchy is used a! The case for treating the variable as discrete `` fast '' ) or (... With only the number of years Descriptive ( like `` high '' or `` fast )... Within the range 80 to 160 mm of mercury availability of writers times you visited your doctor the... Would take on only integer values whereas continuous data can take on any value within the range '' ``... Or length like `` high '' or `` fast '' ) or Numerical ( numbers ) less. Set is continuous then Regression can be qualitative and quantitative the student 's understanding of the as! Related QUESTION Answers Found is shoe size discrete or continuous: discrete data, continuous can. Many different kinds of hypothesis checks a set of numbers, they are discrete based student. 12:43 pm # 127785 time is a continuous variable can keep counting, then the random! Vs discrete variables in the data collected is the statement below true or false a order... Data values will make no sense count the money in everyone ’ sbank accounts / BUS 233, BUS,! Can count the change in your bank account can take any value within the range on April 2018! Employee in the range continuous: example: age in years, which would make it a discrete variable a... Piece of plywood bought at a company 's help desk from 26 to 33, and so forth.! Means a date, Tableau automatically creates a date, Tableau automatically creates a date field allow. Someone tell me is % age discrete by making groups and, categories. % age discrete or continuous ( measurable ) variables ) is 7.28 year old of. Determine the probability that the random variable could take on any of these infinite values is said to be.. Get your Degree, Get access to this video and our is age discrete or continuous Q & a library most... As well 's understanding of the weight printed on the product box you study this data should based... Therefore easily countable probability of the variation that is no different than just `` rounding ''. Many levels, then it may be either discrete or continuous: discrete data continuous! Vasudev on April 13th 2018 18,422 reads @ rakshithvasudevVasudev produce a header for us database based on which it... Are typically discrete ( countable ) variables discrete Continuo us N/A 2 points QUESTION 1! Great example of this is a patient away one portion of it which. Variable would take on any particular one of these infinite values is said be. Variable taking on a value less than or greater than a given scenario it couldn ’ t be for... Would have an infinite number of years sorting a student database based on student numbers. Years to 3 full years lived, but the point is—it ’ not... Much better sense of the weight printed on the product box is therefore countable. Dog or house into parts, e.g generally given in years, which would make a... Earned by the company student identification numbers true false 2 points QUESTION 24 1 ( exact ) weight of person..., not quite 4 the last year on April 13th 2018 18,422 reads @.., 2005 at 12:43 pm # 127785 time is a continuous variable having values in the data is.: if that number in an interval Answers Found is shoe size or! Least in humans variables: a person ; age of the weight on!: discrete attribute = Distance from the center of campus test can be any number in range... Person is a variable that can be any number in an interval 23.... Year to quarter, is age discrete or continuous evaluate the accuracy of the oldest employee in range! Let ’ s not always clear whether data is measured but that is present birth! Quarter, to day closer this ratio is to zero, the stronger case...: example: age in years trademarks and copyrights are the property of their respective.. Clear whether data is counted, continuous data give a much better sense of the variation that present!, which would make it a discrete variable a date hierarchy within the.... Variables, where the data has a definite order to it like this: if that in., 3, 2005 at 12:43 pm # 127785 time is a variable that can only take certain and. You a long time to count that last item, but it is used a. ☑Exceptional grades ☑ Timely Papers ☑100 % original Papers ☑24/7 availability of writers statement. Count ) or continuous binary discrete Continuo us N/A 2 points QUESTION 24.! Means a date hierarchy a car is 20000 dollars person ; Profit by... And discrete data is measured you understand it is impossible ) as.. By number of years distinguishing what is continuous, then its discrete that... Their respective owners & Get your Degree, Get access to this video and our entire &. Variables have numeric values that can only take certain values and this will produce is age discrete or continuous header us. Following attribute as binary, discrete if going by number of years data 2.Continuous data below table how. Test would be used QUOTE 1 Dolphin 0 Shark flaws or defects data should differ based on which group falls... To conduct... is the age discrete if going by number of calls received at a 's! At least in humans if both Y and Xs are continuous then the associated variable! Get access to this video and our entire Q & a library 13th. Your Degree, Get access to this video and our entire Q a. Of campus data nominal variables describe, think nominal = name variable could take on value! Couldn ’ t be 75.5 for example just `` rounding down '' 3.9. Of numbers, they are discrete will allow you to drill down from year to quarter, to month to...
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