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Tb23
Tb23 Tb23
  • 07-06-2016
  • Biology
Answered

How many factors should a well-designed experiment test at one time?


1

2

3

depends on the number of experiment variables

Verified Answer :

KylieLA
KylieLA KylieLA
  • 07-06-2016

only 1- the experiment can not show a cause and effect relationship if there are more than one factors contributing to the outcome.

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