Jasonartez903 Jasonartez903
  • 16-09-2015
  • Biology
contestada

Why do some investigations require a control

Respuesta :

maxwong88 maxwong88
  • 16-09-2015
The purpose of the control is to compare the results of the set-ups with varied independent variable.
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chrispalacios10
chrispalacios10 chrispalacios10
  • 16-09-2015
Control variables must be monitored and controlled during an experiment to make sure that they are kept equal, otherwise they could make your results false or unreliable. 
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