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#9can you help me solve this problem step by step, An engineer is going to redesign...

#9can you help me solve this problem step by step, An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 120 lb. and 161 lb. The new population of pilots has normally distributed weights with a mean of 126 lb. and a standard deviation of 29.8 lb. If a pilot is randomly selected, find the probability that his weigh is between 120 lb. and 1761 lb. A, if a pilot is randomly selected, find the probability that his weight is between __ lb. and lb., b. If ___ different pilots are randomly selected, find the probability that their mean weight is between__lb. and __lb. c, when redesigning the ejection seat, which probability is more relevant.

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