Matched-pair t test Statistics Inference with the z and t Distributions Matched-pair t test Questions Can a matched-pair t-test be used to determine if a group of patients receiving an experimental treatment improve relative to a different group receiving a placebo? 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