1. What statistical test would be most appropriate for comparing the mean blood pressure levels between two independent groups of patients? - A) T-test - B) ANOVA - C) Chi-square test - D) Pearson correlation Answer: A) T-test Rationale: The T-test is used to compare the means of two independent groups when the dependent variable is continuous. 2. In a study measuring the time to recovery after surgery, what type of data is time to recovery? - A) Nominal - B) Ordinal - C) Interval - D) Ratio

 

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