Sampling distribution of the sample mean

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1. Select true statements. There might be several true statements. Each correct answer gives a mark. In you select an answer incorrectly, a mark will be subtracted. Therefore, please do not guess. 

Note that this question cannot earn a negative mark - the lowest mark for this question is 0.

A. The sampling distribution of the sample mean tends to become a bell-shaped distribution as the sample size increases. 

B. The bigger the sample size, the bigger is the standard deviation of the sampling distribution of the sample mean. 

C. The mean of all possible sample means of a given size is exactly equal to the population mean. √

D. The standard deviation of the sampling distribution of the sample mean is bigger than the standard deviation of the population.

Reference no: EM132178475

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