卫生统计学英语选择题
- Which of the following is not a measure of central tendency? A. Mean B. Median C. Mode D. Range
Answer: D. Range
- Which of the following is a measure of variability? A. Mean B. Median C. Mode D. Standard deviation
Answer: D. Standard deviation
- Which of the following is not a type of probability sampling? A. Simple random sampling B. Systematic sampling C. Stratified sampling D. Convenience sampling
Answer: D. Convenience sampling
- Which of the following is not a type of bias in sampling? A. Selection bias B. Measurement bias C. Recall bias D. Standard deviation bias
Answer: D. Standard deviation bias
- Which of the following is not a measure of association? A. Correlation coefficient B. Odds ratio C. Relative risk D. Standard deviation
Answer: D. Standard deviatio
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