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    Statistics
  3. Study Set
    Introduction to Probability and Statistics
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    Exam 6: The Normal Probability Distribution
  5. Question
    A Normal Random Variable X Has an Unknown Mean
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A Normal Random Variable X Has an Unknown Mean

Question 118

Question 118

Essay

A normal random variable x has an unknown mean A normal random variable x has an unknown mean   and a standard deviation   . If the probability that x exceeds 7.5 is 0.8289, find  and a standard deviation A normal random variable x has an unknown mean   and a standard deviation   . If the probability that x exceeds 7.5 is 0.8289, find  . If the probability that x exceeds 7.5 is 0.8289, find A normal random variable x has an unknown mean   and a standard deviation   . If the probability that x exceeds 7.5 is 0.8289, find

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