(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:
