jakeagilbert
02.01.2020 •
Biology
Why does martin give the men in his militia leave?
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Ответ:
A.
Explanation:
Ответ:
In an experiment the "variable" is the thing which is changed and manipulated by the experimenter. It is the effect of something,
Example: You want to test a drug. you get a group of 40 people. 20 people are given the pill, 20 people are not given the pill but a sugar pill. the people who have the pill is the "variable" and the people who dont have the pill is the "control".