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Countdown: Days:-o Time:-04:25:3 The distribution of the amount of money spent by students on textbooks in a semester is Type approximately normal in shape with

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Countdown: Days:-o Time:-04:25:3 The distribution of the amount of money spent by students on textbooks in a semester is Type approximately normal in shape with a mean of 472 and a standard deviation of 22. According to the standard deviation rule, approximately 99.7% of the students spent between 10 p $ and $ on textbooks in a semester

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