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The distribution of the amount of money spent by students on textbooks in a semester is approximately normal in shape with a mean of:
The distribution of the amount of money spent by students on textbooks in a semester is approximately normal in shape with a mean of: = 394 and a standard deviation of: = 20. According to the standard deviation rule, almost 16% of the students spent more than what amount of money on textbooks in a semester? $454 $434 $414 $394
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Statistics For Business And Economics
Authors: Paul Newbold, William Carlson, Betty Thorne
8th Edition
0132745658, 978-0132745659
