AllPsych > Stats > Unit 4 > 26 – Type I and Type II 26 – Type I and Type II By Dr. Christopher L. Heffner Dr. Christopher L. Heffner August 23, 2014 26 – Type I and Type II2014-11-25T19:51:36+00:00 TYPE I and TYPE II ERRORS HYPOTHESIS TESTING OUTCOMES The Null Hypothesis is True The Alternative Hypothesis is True The Null Hypothesis is true Accurate 1-α ☺ Type II Error β☹ The Alternative Hypothesis is True Type I Error α☹ Accurane 1-β☺