2 Prop Z Test Calculator
2 Prop Z Test Calculator . This website uses cookies to ensure you get the best experience on our site and to provide a comment feature. Answers will appear in the blue box below. AP Stats 4/15/2020 Lesson 10.1 Part C TwoSample z Test for Difference from www.youtube.com The number of trials 2, n2. The proportion estimate 1, p̂1. This is a simple z score calculator that calculates the value of z (and associated p value) for two population proportions.