t-Test Type 2 Error Rate (Beta) Calculator
Compute the Type 2 error rate (false negative rate) for a one-tailed or two-tailed t-test study, given the observed p-value, the observed effect size, and the total sample size. Knowing the chances of observing a false negative when using a t-test is often very important in analytics.
Please provide the necessary values, and then click 'Calculate'.