NO.PZ2022123001000085
问题如下:
The central limit theorem is best described as stating that the sampling distribution of the sample mean will be approximately normal for large-size samples:
选项:
A.if the population distribution is normal. B.for populations described by any probability distribution C.if the population distribution is symmetrical解释:
B is correct. The central limit theorem holds without regard for the distribution of the underlying population.
A is incorrect because the central limit theorem holds without regard for the distribution of the underlying population.
C is incorrect because the central limit theorem holds without regard for the distribution of the underlying population.
这题麻烦解释下,不明白