【单选题】Loud music makes me ____. So I feel very happy. [ ]
【单选题】I feel very happy you come to see me.
【判断题】牛仔舞的基本动作步是摇滚步与追步的结合。
【单选题】--- I feel very happy that I have won the prize. --- !
【多选题】下列有关回归分析之资料的叙述,哪些?
B.
回归分析中数据必须能代表所欲研究的变量范围。
C.
以实验资料所得到之回归分析结果通常可说明自变量与依变量间的因果关系。