why use the median for t test if the mean of two data sets is equal, is the t-test appropriate for this experiment what is centralized data can i do an aNOVA with two sets of data? what does centralize mean mean mean mean for t t-test mean can you ttest two data sets does the t-test favor the null hypothesis if mean and median of each data set are equal can a t-test be done? why do i do a t-test for two data sets can two data sets be used to test the variance of an experiment with two data sets? what is meant by mean centralization can a median and mean be compared why centralize two data sets to do a t test why centralize data in t-test why do you centralize mean and average of a two sample t test why do researchers run t tests when there are more than two data sets what does t-test mean why is a two sample t-test necessary can a two sample t test be used to compare two sets of simulated data? why do two sample t tests work