If samples have at least _____ scores, the distribution of means will most likely approximate a normal curve.
A) 30
B) 50
C) 88
D) 100

Question

Quizplus · Accepted Answer

According to the central limit theorem, if a sample has at least 30 scores, the distribution of the sample means will approximate a normal curve, regardless of the shape of the population distribution. Therefore, choice A is the best option as it meets the minimum sample size requirement.

If Samples Have at Least _____ Scores, the Distribution of Means