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【单选题】
两个小样本均数进行比较,方差相等,可选择A.
U检验
B.
独立样本t检验
C.
配对样本t检验
D.
单样本t检验
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举一反三
【判断题】invest and gamble share the same conceptual meaning, but differ in affective meaning. [5.2.2.4]
A.
正确
B.
错误
【简答题】Affective meaning refers to that part of meaning which conveys emotions and ______________ of a language user. Sometimes affective meanings are brought out only in context.
【单选题】儿茶酚胺 catecholamine ( CA )化合物 不包括( )
A.
多巴胺（ dopamine ， DA ）
B.
去甲肾上腺素（ norepinephrine 或 noradrenaline ， NE ）
C.
肾上腺素（ epinephrine ， EP ）
D.
对氯苯丙胺酸（ p-chlorphenylalanine ， PCPA ）
【简答题】Words that have the same _______ meaning may have different affective meanings in different cultures.
【简答题】The same idiom may show _____ differences when it is used in different meanings including affective meaning.
【判断题】Collocative meaning overlaps with connotative and affective meaning because in a sense both connotative and affective meanings are revealed by virtue of collocations or contextuality.
A.
正确
B.
错误
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