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1. In healthcare research, which of the following is
NOT a commonly used research design for
conducting studies?
A. Experimental design
B. Observational design
C. Cross-sectional design
D. Descriptive design
Answer: D. Descriptive design
Rationale: Descriptive design is used to describe
characteristics or behaviors of a population, while
experimental, observational, and cross-sectional
designs are used for more in-depth research
studies.
2. When analyzing data in healthcare research,
which statistical test is used to determine the
relationship between two or more variables?
A. T-test
B. Chi-square test
C. ANOVA
D. Pearson correlation
Answer: D. Pearson correlation
Rationale: Pearson correlation is used to measure
the strength and direction of the linear relationship
between two continuous variables.
3. Which of the following is NOT a measure of
central tendency commonly used in healthcareÂ
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