Mathematics, 14.04.2020 16:06 chanthonymjones
The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $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?
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The distribution of the amount of money spent by students for textbooks in a semester is approximate...
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