A study is conducted to investigate the effectiveness of the EMDR (Eye Movement Desensitization and Reprocessing) therapy in reducing PTSD (post-traumatic stress syndrome). For a sample of people who participated in the study, each person was given a survey to measure how much trauma they experiencedbefore and after EMDR therapy.

Group of answer choices

One sample t test for mean

Chi-square test of independence

Matched Pairs t-test

One sample Z test of proportion

One Factor ANOVA

Simple Linear Regression