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Statistics for Data Science I, Qualifier

September 2022 term, 16 Oct 2022, Set QPA1

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Question 1

+3−0Multiple correct

Which of the following statements is/are incorrect?

Select all that apply

Select all that apply.

A.
Grouping students by favourite subjects in a class is a numerical variable.
B.
Amount of calories consumed by a person in a day is a categorical variable.
C.
The amount of time to complete a quiz is a numerical and continuous variable.
D.
The number of attempts to clear an exam is a numerical and discrete variable.

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Which of the following statements is/are incorrect? Choose the correct statement/s ? If we have a dataset 45, 42, 28, 95, 23 and 194, then choose the correct option/s?