Proportion of americans drink more than eight servings

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Reference no: EM13131937

The international bottled water association says that americans on the average drink 4.6 (8-oz.) serving of water a day (https://www.bottledwater.org/public/summary.htm) Assuming that the number of 8-oz. servings of water is approximately normally distributed with a standard deviation of 1.4 serving, what proportion of americans drink

a. more than the recommended 8 servings
b. less than half the recommended 8 servings

Reference no: EM13131937

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