Randomly-selected students will spend at least how much

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In a recent survey of high school students, it was found that the average amount of money spent on entertainment each week was normally distributed with a mean of $52.30 and a standard deviation of $18.23.

Assume that these values are representative of all high school students.

2) The probability is 65% that the average spending of a sample of 25 randomly-selected students will spend at least how much?

Reference no: EM131290971

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