test for unequal sample size test what is the significance for unequal sample size ab test statistical test for unequal sample size why use unequal sampling which sample size should be used for a z test? what is the difference between a z and control in a a b test how does z testing work what is the significance of unequal sample size in a/b testing how to calculate significance for unequal sample size what is the significance of unequal sample size can a test be used to determine the significance of unequal sample sizes what is the significance of varying sample size can i test the significance for unequal sample sizes how to find the significance for the unequal sample size in a/b testing which sample size is an example of unequal sample size when to use unequal sample sizes what is the significance of unequal sample size how to calculate significance of unequal sample size how do i determine significance for unequal sample size why are unequal sample sizes used