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IRISSAK [1]
3 years ago
8

When a scientific experiment is carried out in a controlled setting, all variables are kept the same except for the _______ vari

able.
a. environmental
b. observational
c. experimental
d. control
Biology
1 answer:
Sladkaya [172]3 years ago
4 0
The correct answer is the control variable. For example, if you want to measure how men and women like cats, you would present the same cats to all the people (that;s the constant variables) and gender is your control variable.
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