Author Question: The peak shopping time at a pet store is between 8-11:00 am on Saturday mornings. Management at the ... (Read 69 times)

LaDunn · **on:** Jul 24, 2018

The peak shopping time at a pet store is between 8-11:00 am on Saturday mornings. Management at the pet store randomly selected 65 customers last Saturday morning and decided to observe their shopping habits.

They recorded the number of items that a sample of the customers purchased as well as the total time the customers spent in the store. Identify the types of variables recorded by the pet store. A) number of items - discrete; total time - continuous
B) number of items - continuous; total time - continuous
C) number of items - continuous; total time - discrete
D) number of items - discrete; total time - discrete

Question 2

Suppose a uniform random variable can be used to describe the outcome of an experiment with the outcomes ranging from 30 to 70. What is the probability that this experiment results in an outcome less than 40?

A) 0.25 B) 0.1 C) 0.31 D) 1