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单词 Experimental control
释义

Experimental control

中文百科

对照实验 Scientific control

(重定向自Experimental control)

对照实验英语:control experiment)是在实验中设置比较对象(对照组)的一种科学方法,目的是为了与进行实验的对象(实验组)进行对照,减少实验中不确定的变量带来的影响,以之来显示出实验的结果。使用对照实验可以增强实验的可信度。

进行实验时,要同时进行对照实验,是因为要在同一环境下得出两种实验结果的数据用作定性及定量的对比分析。同一时间进行对照实验可测出实验在环境因素改变下所作出的改变。

英语百科

Scientific control 对照实验

(重定向自Experimental control)
Take identical growing plants and give fertilizer to half of them. If there are differences between the fertilized group and the unfertilized

A scientific control is an experiment or observation designed to minimize the effects of variables other than the independent variable. This increases the reliability of the results, often through a comparison between control measurements and the other measurements. Scientific controls are a part of the scientific method.

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更新时间:2025/6/18 9:18:45