madison2565 madison2565
  • 18-11-2020
  • SAT
contestada

Why do scientists need control groups?

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princessqueen1111
princessqueen1111 princessqueen1111
  • 18-11-2020

Explanation:

A scientific control group is an essential part of many research designs, allowing researchers to minimize the effect of all variables except the independent variable. The control group, receiving no intervention, is used as a baseline to compare groups and assess the effect of that intervention.

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