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【单选题】
某研究者将180例糖尿病病人分为3组,分别给予常规健康指导、基于微信的健康指导、同伴教育3种干预方式。3个月后,比较两组病人的自我管理行为总分有无差异,若3组数据均呈正态分布,宜采用的统计分析方法是A.
X 2 检验
B.
秩和检验
C.
配对t检验
D.
单因素方差分析
E.
两独立样本t检验
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举一反三
【简答题】She had a lifelong commitment to f_____. (the belief and aim that women should have the same rights, power, and opportunities as men.)
【单选题】She told me that she had mailed part of the products and that the rest ______ in a few days.
A.
has followed
B.
have followed
C.
was following
D.
were following
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