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1. (2 pts) The distribution of actual weights of 8-oz chocolate bars produced by a certain machine is normal with mean 8 ounces and standard
1. (2 pts) The distribution of actual weights of 8-oz chocolate bars produced by a certain machine is normal with mean 8 ounces and standard deviation 0.2 ounces. (a) What is the probability that the average weight of a random sample of 4 of these chocolate bars will be between 7.9 and 8.19 ounces? ANSWER: (b) For a random sample of of these chocolate bars, find the value L such that P(x
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