In 2001, 61.3% of U.S. households spent an average of $36.16 on ground coffee.

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answerhappygod
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In 2001, 61.3% of U.S. households spent an average of $36.16 on ground coffee.

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In 2001, 61.3% of U.S. households spent an average of $36.16 on ground coffee. Assume that these expenditures are a normally distributed random variable with mean = $36.16 and standard deviation = $10.

What was the probability that one of these households spent between $30 and $40?


0.38
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