A normal random variable x has an unknown mean and standard deviation = 2.5. If the probability that x exceeds 7.5 is 0.8289, find .
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Name: A normal random variable x has an unknown mean and standard deviation = 2.5. If the probability that x exceeds 7.5 is 0.8289, find . ______________
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Question

A normal random variable x has an unknown mean  and standard deviation  = 2.5. If the probability that x exceeds 7.5 is 0.8289, find  .
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Quizplus · Accepted Answer

The Answer of A normal random variable x has an unknown mean  and standard deviation  = 2.5. If the probability that x exceeds 7.5 is 0.8289, find  .
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A Normal Random Variable X Has an Unknown Mean