首 页
大学试题
CMS专题
工学
经济学
专升本
法学
教育学
历史学
更多分类
搜索
题库考试答案搜索网 > 题目详情
当前位置：
首页
>
离散系数
>
题目详情
问题题干
答案解析
相关问题
热门问题
最新问题
问题详情
离散系数
时间：2022-04-27 15:06
关键词：
大学试题
社会学
社会统计学
统计学综合练习
答案解析
离散系数是一组数据的标准差与该组数据均值之比，也称为变异系数。离散系数是测量数据离散程度的相对指标，通常用Vs适用于数值型数据离散程度的测量。
相关问题
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.
A cabinet or space containing the controls or valves for the fixed firefighting system must be（）.
最新问题
Logistic回归系数与优势比OR的关系为（）。
CASE OF DEATH OR SERIOUS INJURY TO A PERSON IN AN ACCIDENT OR SHIPPING DISASTER is（）.
Mainly east 3 or 4 partly cloudy to overcast occasional rain（）slowly south moderate or good.
病例对照研究进行统计性推断时不匹配分层资料总的OR值计算公式是
（）any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local quarantine officer must be notified immediately．
Should any case or suspected case of quarantinable disease，or any case of eruptive disease or any death be discovered，the local Quarantine Officer must be（）immediately.
Damage to cargo caused by fumes or vapor from liquids,gases, or solids is known as（）.
Masters are（）solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
If he is a common carrier，he is absolutely responsible to the owner of the goods carried （）any loss or damage to them unless caused by an Act of God or the Queen’s enemies，or the inherent vice in the goods themselves，or the negligence of the owner of the goods，or a general average sacrifice.
系统中雷达状态包括Unknown、Operational（or ON）、Failed（or OFF）、Detached。
别人在看
题库考试答案搜索网 > 题目详情
题库考试答案搜索网 > 题目详情