皮皮学，免费搜题
登录
搜题
【单选题】
（）旅客必须在开车48h以前办理改晚乘车签证手续。A.
军人
B.
重点
C.
学生
D.
团体
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】某班统计学平均成绩70分,最高96分,最低分62,据此信息,可以计算的测试离散程度的统计量是( )。
【简答题】阅读理解。 Question: My ninth-grade art teacher doesn't give any grade above 94% because, she says, 'There's always room for improvement.' In previous years, I earned a 99% and a 100%. The 94% I received t...
【单选题】某班学生的统计学平均成绩是70分，最高分是96分。最低分是62分，根据这些信息，可以计算的测度离散程度的统计量是( )。
A.
方差
B.
极差
C.
标准差
D.
变异系数
【简答题】Monty was the son of a horse trainer. When he was in his ninth grade, he was asked to write a _ _36_ _ about what he wanted to be and do when he grew up. That night he wrote a seven-page paper saying ...
【单选题】From the second grade to the ninth grade, the percentage of children who are bullied decreases.
A.
Y
B.
N
C.
NG
【单选题】听力原文： Virginia Brown is in the ninth grade at Ashley High School Since her first year in school, she has had perfect attendance and all her grades have been A's. However, she got a C in cooking class ...
A.
He only wants to change his daughter's grade.
B.
He wants to have the teacher apologize to his daughter.
C.
He only asks for compensation for emotional damages.
D.
He wants to change the grade and compensation.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
