Two-sample z test Statistics Inference with the z and t Distributions Two-sample z test Questions How do you find the p-value of a two tailed test when z = 1.95? How do you find a p value if n = 50 for a two-tailed test, and the test statistic z = 3.38? Inference with the z and t Distributions View all chapters One-sample z test Two-sample z test z Confidence intervals for the Mean One-sample t test Matched-pair t test Two-sample t test t Confidence intervals for the Mean Prev Next