The mean weight of a group of boys is 160 lb, with a standard deviation of 15
Question:
The mean weight of a group of boys is 160 lb, with a standard deviation of 15 lb. If the weights are normally distributed, find the probability that one of the boys picked at random from the group weighs
(a) Between 160 and 181 lb.
(b) More than 190 lb.
(c) Between 181 and 190 lb.
(d) Between 130 and 181 lb.
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a b c Pr 14 z 2 04773 04192 00581 ...View the full answer
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Related Book For 
Mathematical Applications for the Management Life and Social Sciences
ISBN: 978-1305108042
11th edition
Authors: Ronald J. Harshbarger, James J. Reynolds
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