Using the Standard Wald Confidence Interval for a Population Proportion Hypothesis Test is a Common Mistake | Weatherhead

Using the Standard Wald Confidence Interval for a Population Proportion Hypothesis Test is a Common Mistake

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.