Question: In Review Question 11.12 on page 263, instead of testing a hypothesis, you might prefer to construct a confi dence interval for the mean weight of all 2-pound boxes of candy during a recent production shift.

1. Given a population standard deviation of .30 ounce and a sample mean weight of 33.09 ounces for a random sample of 36 candy boxes, construct a 95 percent con fid ence interval.
2. Interpret this interval, given the manufacturer’s desire to produce boxes of candy that on the average exceed 32 ounces.

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