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Listen The distribution of the amount of money spent by students on textbooks in a semester is approximately normal in shape with a mean of:

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Listen The distribution of the amount of money spent by students on textbooks in a semester is approximately normal in shape with a mean of: u= 375 and a standard deviation of: 0= 20. According to the standard deviation rule, almost 2.5% of the students spent more than what amount of money on textbooks in a semester? Your

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