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VioletH

木虫 (小有名气)

[求助] 审稿意见要求解释high CV value 请问什么是CV value 已有2人参与

首先说明一下,我做的不是电化学,所以肯定不是CV曲线什么的。

数据图是一组浓度梯度,带error bar,做了五个浓度。
请问什么是CV value ?
是说我的标准误差太大吗?
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梦幻1990

新虫 (初入文坛)

引用回帖:
2楼: Originally posted by kangxu at 2014-12-25 06:04:21
Coefficient of variation, a standardized measure of dispersion of a probability distribution or frequency distribution. It is defined as the ratio of the standard deviation to the mean . It is also k ...

求助楼主,楼主CV曲线的error bar 是如何测出来的。
4楼2017-10-16 09:30:33
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kangxu

新虫 (小有名气)

【答案】应助回帖

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感谢参与,应助指数 +1
VioletH: 金币+10, ★★★★★最佳答案 2014-12-25 11:12:51
Coefficient of variation, a standardized measure of dispersion of a probability distribution or frequency distribution. It is defined as the ratio of the standard deviation to the mean . It is also known as unitized risk or the variation coefficient. The absolute value of the CV is sometimes known as relative standard deviation (RSD), which is expressed as a percentage.
2楼2014-12-25 06:04:21
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胡琪

铁杆木虫 (著名写手)

【答案】应助回帖

明显的是变异系数简称为CV值,你的变异系数太高了
天地任我行
3楼2014-12-25 12:35:09
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