desoshiannacar1 desoshiannacar1
  • 24-10-2017
  • Biology
contestada

A kind of variable that a researcher purposely changes in an investigation is
constant
controlled
dependent
independent

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LeahTickner
LeahTickner LeahTickner
  • 24-10-2017
That would be the independent variable :)
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Queenn89
Queenn89 Queenn89
  • 24-10-2017
i think its independent variable

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