what is the difference between a paired t and a parametric correlation test what is the difference between ordinal and parametric correlations what is the standard t test for multilevel ordinal variables what is the standard t test for multilevel ordinal variables? is a normal mckemar test paired? can nonparametric correlations be used to test if the patient is better before or after treatment? what test is used to test a condition _______ is an alternative test that is used to test a condition's severity. which measures severity of illness on the same ordinal scale what is the paired test for ordinal what is mclemr test is mckemar test paired? what is the nonparametric correlation of the ordinal variable how to test for mcnemar test how to test for paired t-testing what variable is used to evaluate a condition what is the alternative of paired t-test what is the alternative to paired t-tests? what would test if a variable is a multilevel ordinal variable how to test for correlations between variables