试题与答案

欲比较两地死亡率,计算标准化率可以()。 A.消除两地总人口数不同的影响 B.消除两

题型:单项选择题

题目:

欲比较两地死亡率,计算标准化率可以()。

A.消除两地总人口数不同的影响

B.消除两地各年龄组死亡人数不同的影响

C.消除两地各年龄组人口数不同的影响

D.消除两地总死亡人数不同的影响

E.消除两地抽样误差不同的影响

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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