计量资料、计数资料和等级资料的关系是（） -题库考试答案搜索网

计量资料、计数资料和等级资料的关系是（）

单选题

2022-01-11 07:46

A、计量资料兼有计数资料和等级分组资料的一些性质
B、计数资料兼有计量资料和等级分组资料的一些性质
C、等级分组资料兼有计量资料和计数资料的一些性质
D、计数资料有计量资料的一些性质
E、等级分组资料又称半计数资料

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正确答案

C

试题解析

等级分组资料又称半计量资料，是介于计量资料和计数资料之间的一种资料，兼有计量资料和计数资料的一些性质。当等级分组很多时，就更接近计量资料，当等级分组较少时，则更接近计数资料。

标签：公卫正副高卫生管理(医学高级) 医技正副高病案信息技术(医学高级)

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