简述适应域与百分位的关系.
参考答案:
百分位是指测量数据在测量之中所占据的位置而适应域是指设计数据的应用时的范围。适应域两端(或上限值下限值)的数值范围对应的是百分位的值。
下面各题划线部分都是错误的,请在题后横线上改正。
1. On Sunday, he's going to playing football. 改为: ___________________
2. She is listen to the music. 改为: ___________________
3. They're going to has a big trip. 改为: ___________________
4. I'm go to buy an English book in the bookstore. 改为: ___________________
5. What is you going to do? 改为: ___________________
妊娠2个多月, * * 出血量少,呈暗红色,伴小腹和腰部隐隐痛,子宫增大比停经月份小,B超提示"无胎心胎动",属于()
A.先兆流产
B.不全流产
C.完全流产
D.难免流产
E.过期流产