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(1 point) The distribution of actual weights of 8-oz chocolate bars produced by a certain machine...

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Basic Math

(1 point) The distribution of actual weights of 8-oz chocolatebars produced by a certain machine is normal with mean 8 ounces andstandard deviation 0.13 ounces.

(a) What is the probability that the average weight of a bar ina Simple Random Sample (SRS) with three of these chocolate bars isbetween 7.9 and 8.16 ounces? ANSWER:

(b) For a SRS of three of these chocolate bars, what is thelevel L such that there is a 4% chance that the average weight isless than L? ANSWER:

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