3. The average number of liters of fresh milk that a person consumes more than 16 liters per month is 18 liters. Assume that the standard deviation is 4.5 liters and the distribution is approximately normal. a. Find the probability that a person selected at random consumes more than 16 liters per month b. If a sample of 32 individuals is selected, find the probability that the mean of the sample will be more than 16 liters.

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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3. The average number of liters of fresh milk that a
person consumes more than 16 liters per month is 18
liters. Assume that the standard deviation is 4.5 liters
and the distribution is approximately normal.
a. Find the probability that a person selected at
random consumes more than 16 liters per month
b. If a sample of 32 individuals is selected, find the
probability that the mean of the sample will be more
than 16 liters.
Transcribed Image Text:3. The average number of liters of fresh milk that a person consumes more than 16 liters per month is 18 liters. Assume that the standard deviation is 4.5 liters and the distribution is approximately normal. a. Find the probability that a person selected at random consumes more than 16 liters per month b. If a sample of 32 individuals is selected, find the probability that the mean of the sample will be more than 16 liters.
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