独立样本3×5列联表作χ2检验，其自由度是（）
A.6
B.8
C.10
D.12
E.15
参考答案：B
Guess. What am I? 猜一猜。
1. I am a kind of fruit. My face is green and there are many stripes on my face. What am I?
2. I am a kind of fruit, too. My face is yellow. And monkeys like to eat me very much. What am I?
行政诉讼的审判机关是行政机关。 ( )
