If a researcher wanted to assess whether an experimental group differed significantly from a control group in terms of proportion with a post-discharge readmission, the test statistic would be which of the following?

Question

Quizplus · Accepted Answer

The correct test statistic for assessing whether there is a significant difference in proportions (such as the proportion of post-discharge readmissions) between an experimental group and a control group is the Chi-square (X^2) test. This test is used for categorical data to compare observed frequencies with expected frequencies.

If a Researcher Wanted to Assess Whether an Experimental Group