问题
单项选择题 A1型题
制定儿童少年生长发育正常值，采用均值和标准差作为正常值的划分标准时，适用于（）
A.必须是正态分布的指标
B.必须是偏态分布的指标
C.正态分布或偏态分布的指标
D.任何分布的指标
E.正态分布或大体呈正态分布的指标
答案
参考答案：E
搜题请搜索小程序“爱下问搜题”
制定儿童少年生长发育正常值，采用均值和标准差作为正常值的划分标准时，适用于（）
A.必须是正态分布的指标
B.必须是偏态分布的指标
C.正态分布或偏态分布的指标
D.任何分布的指标
E.正态分布或大体呈正态分布的指标
参考答案：E
用方框里的适当的句子补全对话（每空1分，共5分）
B: 小题1: A: What's wrong with your hair? B: 小题2: A: Let me have a look. Wow, you have a new look. Now, you're different. You are smarter than before. B: But it looks like boys' hairstyle. I wear a hat so that nobody can see it. A: But now it's summer. 小题3: B: What should I do? A: I have an idea. 小题4: B: Oh, no. I don't like to do that. A: Then I think you should cut your hair much shorter. 小题5: B: Yes, that's a good idea. |