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Countdown: Days:-3 Time:-07:56:01 The distribution of the amount of money spent by students on textbooks in a semester is approximately normal in shape with a mean of 468 and a standard deviation of 20. According to the standard deviation rule, approximately 99.7% of the students spent between and $ on textbooks in a semester. Type numbers in the boxes Part : 5 points Purt 2: 5 points 10 points Question 12 The distribution of 10 (Intelligence Quotient) is approximately normal in shape with a mean of Tumbers in the boom 100 and a standard deviation of 13 10 pont According to the standard deviation rule, of people have an 10 between 87 and 113. Do not round, Question 13 "The distribution of 10 (latelligence Quotient) is approximately normal in shape with a mean of bersandha 100 and a standard deviation of According to the standard deviation rule, only of people have an over 119