jamesturntuhpgrace23 jamesturntuhpgrace23
  • 27-09-2018
  • Social Studies
contestada

Which experiment method is important for controlling bias ?

Which experiment method is important for controlling bias class=

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Аноним Аноним
  • 27-09-2018

The answer is C. Because if you let them pick their group it will be their opinion so it will be biased.And the other two wouldnt help at all.Therefore C is the answer Good luck :)

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fatima725 fatima725
  • 19-02-2021

Answer:

B

Explanation:

got it right

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