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Suppose x has a distribution with a mean of 40 and a standard deviation of 12. Random samples of size n 64 are drawn.

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Suppose x has a distribution with a mean of 40 and a standard deviation of 12. Random samples of size n 64 are drawn. USE SALT (a) Describe the x distribution and compute the mean and standard deviation of the distribution. x has -Select- distribution with mean (b) Find the z value corresponding to x = 37. z= and standard deviation a (c) Find Px

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