Answer
For n = 15, the sample size is small and does not fulfill the requirements of the Central Limit Theorem. However, for n = 150, the sample size is sufficiently large, and according to Central Limit Theorem, the distribution of the mean will be approximately normal.
Work Step by Step
For n = 15, the sample size is small and does not fulfill the requirements of the Central Limit Theorem. However, for n = 150, the sample size is sufficiently large, and according to Central Limit Theorem, the distribution of the mean will be approximately normal.