In the Context of Designing Control Charts, Which of the Following

Multiple Choice

In the context of designing control charts, which of the following is true of a sample size

A) A large sample allows small changes in process characteristics to be detected with higher probability than a small sample size.
B) A small sample is used to detect process shifts of two standard deviations or smaller.
C) A large sample size is desirable to keep the cost associated with sampling low.
D) A small sample size provides greater degrees of statistical accuracy in estimating the true state of control than a large sample size.