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1. assume that the random variable X is normally distributed with mean u=80 and standard deviation o=5 . compute the probability P(x>74) 1 B. assumes
1. assume that the random variable X is normally distributed with mean u=80 and standard deviation o=5 . compute the probability P(x>74)
1 B. assumes that the random variable X is normally distributed with mean u=80 and standard deviation o=8 . find the 87 th percentile for X.
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