主页
知识大厅
搜索
账户
充值
常见问题
当前学科：统计学
题目：
测定标志变异程度的指标有 、 、 和 等，其中，最常用的指标是 。
答案：
<查看本题扣3积分>
全距，平均差，标准差，离散系数，标准差。.....
查看答案
问题答案不对?抱歉,搜索引擎优化导致页面变化,请尝试站内搜索,远程教育试题库
推荐知识点:
为什么说管理是科学与艺术的统一?
回顾性研究
三三制原则是为了建立抗日民族统一战线
网络银行发展的最根本的原因，既是出于对服务成本的考虑，又是出于对行业竞争优势的追求。
试述患者常见的压力源，并分析如何帮助患者预防和减轻压力。
访谈法的运用原则。
简述经济法责任的分类？
超张拉可以有效减少预应力钢筋因应力松弛所产生的预应力损失。
普通合伙企业与第三人的关系
1. While the train ______ (still move), a great many men suddenly jumped out. I thought that something terrible was happening, so I ran away.2. I’d rather you ______ (give) me a new one instead of having the old one repaired as you did.3. He spends all his spare time planting trees. He says by the end of next year he ______ (plant) 2000.4. It is highly desirable that every effort ______ (make) to reduce expenditure.5. It’s just struck midnight. It’s time we ______ (go) to bed.6. Don’t take his remarks too seriously. He was so upset that I don’t think he really _____ (know) what he was saying. 7. Don’t you remember ______ (meet) him at my house?8. It took me two hours ______ (do) my homework.9.They believed that by using computers the production of their factory ______ (increase) greatly.10. He is squatting beside a notice which ______ (read) “No smoking”.
本网站数据均来自互联网 --2018