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| 送交者: jesie 2010年05月30日06:25:15 於 [靈機一動] 發送悄悄話 |
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In order to qualify for the FBI training academy , recruits are given a test of tolerance. The scores are normally distributed with a mean of 200 and a standard deviation of 15. If only 16% of recruits are selected, what is the cutoff score?
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