The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Statistics to check out mean of values is done by:   (A) Chi-square test   (B) Student's analysis   (C) Probability test   (D) Horizontal studies
["(B) Student's analysis <> answer", 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', "(A) Chi-square test \n (B) Student's analysis \n (C) Probability test \n (D) Horizontal studies <> possible answers", '  Statistics to check out mean of values is done by: <> context@']