To find: Categorical variable is one of the following.
Answer to Problem 7PT4
The brand of shampoo purchased by shoppers in a grocery store
Explanation of Solution
(a) Weights in pounds not categories
(b) Time is in seconds / minutes, rather than a category
(c) For a hybrid car, the average gas per mile is in mpg which is not a group (well technically but does not affect the context)
(d) There is only a small
(e) The overall selling price shall be in dollars and cents not a categorical measure
A categorical element has a finite number of groups in it.
An example is, does entity A own a car (yes or no).
Another example is, the groups are roll a die (1, 2, 3, 4, 5, 6)
Hence, the correct option is (d)
Chapter 12 Solutions
The Practice of Statistics for AP - 4th Edition
Additional Math Textbook Solutions
An Introduction to Mathematical Statistics and Its Applications (6th Edition)
Statistics: The Art and Science of Learning from Data (4th Edition)
Introductory Statistics (2nd Edition)
Fundamentals of Statistics (5th Edition)
Statistics for Psychology
Introductory Statistics (10th Edition)
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