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当前学科:卫生统计学
题目:
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对某地200名16岁中学生进行视力检查,发现近视者的人数为54人,该资料属于()
A . 等级资料
B . 计量资料
C . 计数资料
D . 经变量转换也可作为计量资料
E . 以上选项都不正确
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