Management at a home improvement store randomly selected 120 customers and observed their shopping habits. They recorded the number of items each of the customers purchased as well as the total time the customers spent in the store.
Identify the types of variables recorded by the managers of the home improvement store.
A) number of items - continuous; total time - discrete
B) number of items - discrete; total time - discrete
C) number of items - discrete; total time - continuous
D) number of items - continuous; total time - continuous
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
Question 2
In most situations, the true mean and standard deviation are unknown quantities that have to be estimated.
A) True B) False
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