Which of the following is NOT true regarding the sampling distribution of the mean (Sample mean X-bar) for a large sample size (sample size is greater than 36)? A. It has the same mean as the population. B. It has a smaller standard deviation than the population standard deviation. C. Approximately it follows a normal distribution. D. It has the same distribution as the population.
Solution :
The following is NOT true regarding the sampling distribution of the mean (Sample mean X-bar) for a
large sample size (sample size is greater than 36) is,
=
= / n
D. It has the same distribution as the population.
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