1. Multiple Choice: What statistical test would be most appropriate for comparing the mean blood pressure levels between two independent groups? a) Chi-square test b) T-test c) ANOVA d) Regression analysis Answer: b) T-test Rationale: A T-test is used to compare the means of two independent groups when the dependent variable is continuous. 2. True/False: The p-value is the probability that the null hypothesis is true. Answer: False Rationale: The p-value is the probability of obtaining test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is true.