Author Question: An inventory of appliances contains four white washers and one black washer. If a customer selects ... (Read 171 times)

Melani1276 · **on:** Jun 24, 2018

An inventory of appliances contains four white washers and one black washer. If a customer selects one at random, what is the probability that the black washer will be selected?

A) 0.5
B) 0.4
C) 0.2
D) 0.8

Question 2

A potato chip manufacturer has two packaging lines and wants to determine if the variances differ between the two lines. They take a sample of n= 15 bags from each line and find the following: The value of the test statistic is F = 1.5

Indicate whether the statement is true or false