The McNemar statistics using a two by two contingency table is useful for evaluating which of the following?
A) Correlation between two qualitative assays for example urine ?-hCG
B) The degree of association between two sets of data
C) Correlation between two quantitative assays for serum ?-hCG
D) Determining the source of error in a qualitative assay

Question

Quizplus · Accepted Answer

The McNemar test is specifically designed for evaluating the difference in proportions of paired nominal data, making it suitable for comparing two qualitative assays, such as urine ?-hCG tests, to see if there is a significant change in outcomes between the two tests on the same subjects.

The McNemar Statistics Using a Two by Two Contingency Table