A 95% CI, in parameter estimation, corresponds, in a hypothesis testing framework, to which of the following?

Question

Quizplus · Accepted Answer

A 95% confidence interval (CI) in parameter estimation corresponds to an alpha level of .05 in hypothesis testing. This is because the CI covers the central 95% of the distribution, leaving 5% in the tails (2.5% in each tail for a two-tailed test), which corresponds to a significance level (alpha) of .05.

A 95% CI, in Parameter Estimation, Corresponds, in a Hypothesis