The annual per capita consumption of bottled water was 33.6 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of 33.6 and a standard deviation of 10 gallons. a. What is the probability that someone consumed more than 34 gallons of bottled​ water? b. What is the probability that someone consumed between 20 and 30 gallons of bottled​ water?

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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The annual per capita consumption of bottled water was
33.6 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of 33.6 and a standard deviation of 10 gallons.
a. What is the probability that someone consumed more than 34 gallons of bottled​ water?
b. What is the probability that someone consumed between 20 and 30
gallons of bottled​ water?
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