True or False: A sample of size 25 provides a sample variance of 400.The standard error, in
this case equal to 4, is best described as the estimate of the standard deviation of means calculated
from samples of size 25.

Question

Quizplus · Accepted Answer

The standard error is the standard deviation of the sampling distribution of the sample mean, calculated as the square root of the sample variance divided by the sample size (√(400/25) = 4).

True or False: a Sample of Size 25 Provides a Sample