A researcher wants to conduct a single-sample hypothesis means test of significance, but ó is unknown. Assuming nothing is known about the population distribution, approximately how large must the sample be in order to justify using the t sampling distribution?
A) 25
B) 50
C) 100
D) 1000

Question

Quizplus · Accepted Answer

The Central Limit Theorem states that for sample sizes of 30 or more, the sampling distribution of the sample mean will be approximately normal, regardless of the shape of the population distribution.

A Researcher Wants to Conduct a Single-Sample Hypothesis Means Test