Suppose that a sample of size n=3 is selected from a population of four value 4, 8, 0, 12. (1) Find the population distribution. (2) Find the mean and standard deviation of the population distribution. (3) Suppose that the sampling is without replacement. (a) Find the sampling distribution of the sample mean. (b) Find the mean of this sampling distribution. (c) Find the standard deviation of this sampling distribution. (Calculate

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