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What is the probability that a randomly selected value

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Reference no: EM132432548

Problem: Assume that you have a normally distributed random variable, called A, with a mean of 7, and a population standard deviation of 3.

Required:

Question 1: What is the probability that a randomly selected value from variable A will be greater than 9?

Question 2: What value of variable A would be the cutoff point (criterion value) for identifying the lowest 4% of values in variable A?

Question 3: What is the probability that a randomly selected value from variable A will be more than one standard deviation above its mean?

Reference no: EM132432548

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