4. You would like to perform an experiment on the effectiveness of extra-fluoride toothpaste on students aged 5-14 who have early-stage tooth decay. Assume the extra fluoride toothpaste has already been proven to be safe for children to use. a. What are some possible confounding variables to consider for this experiment? b. Explain how randomization and control can help you reduce possible bias created from the variables mentioned above:
4. You would like to perform an experiment on the effectiveness of extra-fluoride toothpaste on students aged 5-14 who have early-stage tooth decay. Assume the extra fluoride toothpaste has already been proven to be safe for children to use. a. What are some possible confounding variables to consider for this experiment? b. Explain how randomization and control can help you reduce possible bias created from the variables mentioned above:
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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Transcribed Image Text:4. You would like to perform an experiment on the effectiveness of extra-fluoride
toothpaste on students aged 5-14 who have early-stage tooth decay. Assume the extra
fluoride toothpaste has already been proven to be safe for children to use.
a. What are some possible confounding variables to consider for this experiment?
b. Explain how randomization and control can help you reduce possible bias
created from the variables mentioned above:
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