What type of scale is being used for the following: Students are classified acco

Question

What type of scale is being used for the following: Students are classified according to the number of house completed at the university. The students are classified as either Freshmen, Sophocles, Junior or Senior. a. Nominal b. Ordinal c. Interval d. Ratio students on a football team are ranked ordered according to their weight. This type of scale would be considered: a. Nominal b. Ordinal c. Interval d. Ratio A university uses SAT scores in determining admission for students Melissa has an SAT score of 1995 and Joe has a score of 1875. This type of scale would be considered: a. Nominal b. Ordinal c. Interval d. Ratio ___ is tabular, graphical and numerical summaries of data. a. Descriptive statistics b. Multivariate statistics c. Inferential statistics d. Probability statistics

Explanation / Answer

Let's first provide the definitions of various data types as below:

Nominal: The data is nominal when its divided into categories but there is no ordering between the categories. e.g. categories such as Gender 'Male' and 'Female'

Ordinal: Ordinal is like Nominal data i.e. they are also names of categories but unlike Nominal variable, Oridinal variables are rank-ordered e.g. a grades of students such as A+, A, B, C, D, and F is ordinal. However, the subtraction between categories can not be done

Interval: In case of interval variable, addition or subtraction can be done. e.g. the marks obtained by students in a subject

Ratio: Ratio variable has all the properties of Interval variables. Additionally, you can taje the ratio of two measurements e.g. height data

Solution (7):

As per the above definitions, a student's level of standing (freshman, sophomore, junior, or senior) is ordinal; they are names of categories and the categories are rank-ordered

Answer - Option B

Solution (8):

Students are rank ordered according to their weight - Ordianl Scale data

Answer - Option B

Solution (9):

SAT score data is an Interval data

Answer - Option C

Solution (10):

Descriptive Statistics

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