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o2 o2
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7 years ago
How is a field experiment different from a lab experiment? Laboratory experiments require ________, but field experiments do not.
   a.   manipulation of an independent variable
   b.   random assignment
   c.   control of extraneous variables
   d.   measurement of the dependent variable
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JosieMcMillanJosieMcMillan
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o2 Author
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7 years ago
This calls for a celebration Person Raising Both Hands in Celebration
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Thank you, thank you, thank you!
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This helped my grade so much Perfect
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