What is lowest iq score acceptable for the advanced training

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Reference no: EM13896082

1. The mean weight of a large group of people is 180 lb and the standard deviation is 15 lb. If the weights are normally distributed, ?nd the probability that a person picked at random from the group will weigh

(a) between 160 and 180 lb,

(b) above 200 lb,

(c) below 150 lb.

2. The IQs of army volunteers in a given year are normally distributed with µ ¼ 110 and a ¼ 10. The army wants to give advanced training to the 25% of those recruits with the highest IQ scores. What is the lowest IQ score acceptable for the advanced training?

Reference no: EM13896082

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