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Suppose the mean age of all SWA passengers equals 50 years with a standard deviation of 12 years. If you select a random sample of

Suppose the mean age of all SWA passengers equals 50 years with a standard deviation of 12 years. If you select a random sample of 64 SWA passengers, what is the value for the sample mean such that the probability of being less than that value for the sample mean equals 0.0968?

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