can you test if 2 groups are substantially different how to test if two groups are substantially different in r why can't i use a chi squared test what test do you use to evaluate the significance of two data sets can chi squared test be used with t test? can you test if two groups of a data set are significantly different? what is the difference in t chi squared and fisher test? can r detect significantly different data how to test if two groups are substantially different what type of statistic is a chi squared test what kind of test is the Fisher test what kind of testing is used in logistic regression? when using chi squared test can you test the hypothesis of two groups of data why is chi squared test difficult what tests can you use to show if two data sets are significantly different how to test whether two data points are significantly different. when to use fisher test on continuous data what kind of tests does r use why do you use a chi squared test can r use the fisher test?