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19.05.2020 •
Mathematics
The annual per capita consumption of bottled water was 33.3 gallons. Assume that the per capita consumption of bottled water is approximately normally distributed with a mean of 33.3 and a standard deviation of 12 gallons. a. What is the probability that someone consumed more than 43 gallons of bottled water? b. What is the probability that someone consumed between 20 and 30 gallons of bottled water? c. What is the probability that someone consumed less than 20 gallons of bottled water? d. 99.5% of people consumed less than how many gallons of bottled water?
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