Perform each of the following:
a. State the hypotheses and identify the claim
b. find the critical values
c. compute the test values
d. make the decisions
e. summarize the results.
A raincoat manufacturer wants to know whether customers prefer any specific color over other colors in raincoats. He selects a random sample of 50 raincoats sold and notes the colors. The data are shown below.
Color Yellow Red Green Blue
Number Sold 17 13 8 12
At a = 0.10, is there a color preference for the raincoats?
Dear student, "a. Claim: All colors have same preference Hypothesis: probability of each color = 1/4 b.... View the full answer