The z procedures and many other procedures designed for Normal distributions rely Normality of individual observations in the population.

Question

Quizplus · Accepted Answer

The z procedures and many other procedures designed for Normal distributions rely on the assumption that the sampling distribution of the sample mean is approximately Normal, which is justified by the Central Limit Theorem for large sample sizes, rather than the normality of individual observations.

The Z Procedures and Many Other Procedures Designed for Normal