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Andrews [41]
3 years ago
5

How many independent variables can be tested in a standard scientific experiment?

Biology
2 answers:
lianna [129]3 years ago
7 0
<span>The only way to test a particular variable for sure is to leave all other variables constant, and if a change in ONE variable creates an overall change, then you know that that variable caused it. But if you change 2 variables, and something changes, you don't know which one changed it for sure. </span>
m_a_m_a [10]3 years ago
7 0

Answer:

Only 1 variable

Explanation:

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