Using the Standard Wald Confidence Interval for a Population Proportion Hypothesis Test is a Common Mistake
Authors
Published
Teaching Statistics,
2
ed., vol.
41, pp.
65-68,
May
2019
Website
http://
onlinelibrary.wiley.com/toc/14679639/2019/41/2
Abstract
Employing a Wald confidence interval to test hypotheses about population proportions could lead to an increase in Type I or Type II errors unless the hypothesized value, p0, is used in computing its standard error rather than the sample proportion.