Question: A citrus grower’s association wants to determine the mean consumption of citrus fruit by people in the US. A random sample of 103 people in the U.S. has a mean consumption of citrus fruit of 93.5 pounds per year and a standard deviation of 30 pounds. At a = 0.01, can you reject the association’s claim that the mean consumption of fresh citrus fruits by people in the US is at least 94 pounds per year?

a. (4) Write Ho and Ha:.

b. (8) Determine whether the hypothesis test is a one-tailed or a two-tailed test and

whether to use a z-test or a t-test:

c. (8) Find the critical value and identify the rejection region(s).

d. (8) Calculate the test statistic.

e. (12) Decide whether to reject or fail to reject the null hypothesis. Interpret the

decision in the context of the original claim.