The general format for a confidence interval is:
A) point estimate ± z (standard deviation).
B) point estimate ± (critical value)(standard error).
C) margin of error ± (confidence coefficient) (standard error).
D) point estimate ± (critical value)(standard deviation)

Question

Quizplus · Accepted Answer

The correct format for a confidence interval is the point estimate plus or minus the product of the critical value and the standard error. This accounts for the variability in the estimate and adjusts the interval based on the desired confidence level.

The General Format for a Confidence Interval Is