The following are multiple choice questions (with answers) about medical knowledge.   **Question:** A research was undeaken by a group of psychiatrists and obstetricians to assess postpaum depression in mothers giving bih to male versus female children according to the Edinburgh depression scale (EPDS). What test should be used to compare the outcomes?   (A) Student's t-test   (B) Paired t-test   (C) Chi-square test   (D) Pearson's correlation coefficient
['(C) Chi-square test <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', "(A) Student's t-test \n (B) Paired t-test \n (C) Chi-square test \n (D) Pearson's correlation coefficient <> possible answers", '  A research was undeaken by a group of psychiatrists and obstetricians to assess postpaum depression in mothers giving bih to male versus female children according to the Edinburgh depression scale (EPDS). What test should be used to compare the outcomes? <> context@']