Americans consume an average of 164 cups of coffee per day


Americans consume an average of 1.64 cups of coffee per day. Assume the variable is normally distributed with a standard deviation of .94 cups. If 25 people are selected at random, what is the probability that they will drink an average of less than 2 cups of coffee per day?

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Basic Statistics: Americans consume an average of 164 cups of coffee per day
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