Suppose that a random sample of 16 observations is drawn


Suppose that a random sample of 16 observations is drawn from a normal distribution with mean It and standard deviation 12; and that independently another random sample of 25 observations is drawn from a normal distribution with the same mean Il and standard deviation 20. Let X and Y denote · the sample means of the two samples. Evaluate Pr(lX - YI <>

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Basic Statistics: Suppose that a random sample of 16 observations is drawn
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