Which one of the following statements relating to quality is TRUE?
A) A distribution of sample means has more variance than the process distribution itself.
B) Sampling is a better approach (than 100 percent inspection) when the cost of accepting a defective item is very high.
C) Sampling procedures based on measurement by variables should be used when quality specifications are complex.
D) The distribution of sample means can be approximated by the normal distribution.

Question

Quizplus · Accepted Answer

The Central Limit Theorem states that the distribution of sample means will tend to be normal, regardless of the shape of the process distribution, especially as the sample size becomes large.

Which One of the Following Statements Relating to Quality Is