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deandra0629Lv1
28 Jun 2022
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Hakeem is testing the effects of sunlight on samples of soil. Which of these actions would introduce confounding variables into Hakeem's experiment?
□ He tests a theory that's already been established.
□ He tests multiple hypothesis at a time.
□ He uses identical specimens when completing multiple trials.
□ He adjusts the independent variable and records the effects.
□ He uses different types of soil in each of his samples.
Select all correct answers
Hakeem is testing the effects of sunlight on samples of soil. Which of these actions would introduce confounding variables into Hakeem's experiment?
□ He tests a theory that's already been established.
□ He tests multiple hypothesis at a time.
□ He uses identical specimens when completing multiple trials.
□ He adjusts the independent variable and records the effects.
□ He uses different types of soil in each of his samples.
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marcusnicole284Lv10
15 Jun 2023
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3 Jun 2023
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14 May 2023
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papayaprofessorLv10
5 Sep 2022
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28 Jun 2022
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