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A random sample of 40 observations from one population revealed a sample mean of 27.47 and a population standard deviation of 1.931. A random sample

A random sample of 40 observations from one population revealed a sample mean of 27.47 and a population standard deviation of 1.931. A random sample of 50 observations from another population revealed a sample mean of 24.64 and a population standard deviation of 4.5.

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