1) The time between customer arrivals is a common application for the uniform probability distribution TRUE or FALSE

2) Consider the following events: Event A = The survey respondent is less than 40 years old. Event B = The survey respondent is 40 years or older. Events A and B are mutually exclusive and collectively exhaustive

TRUE or FALSE

3) Apple is considering offering the new version of the iPad in color options other than black and white. Before deciding, Apple would like to survey potential iPad users on their preferences. Management feels that the gender of the person will affect the response. As a result, Apple would like to ensure that the sample is composed of an equal number of male and female respondents. This is an example of cluster sampling

TRUE or FALSE

4)A novel on the Amazon.com Web site has the following ratings, in number of stars, from reviewers:

Number of Stars	Frequency
1	2
2	9
3	12
4	18
5	9

What is the probability that a randomly selected review is more than 3 stars?

0.24

0.30

0.54

1.00