Explain the difference between a no-treatment control group and a placebo control group. Why are studies that compare a treatment condition to a placebo control group often associated with higher internal validity compared to studies with a no-treatment control?
Explain the difference between a no-treatment control group and a placebo control group. Why are studies that compare a treatment condition to a placebo control group often associated with higher internal validity compared to studies with a no-treatment control?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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Explain the difference between a no-treatment control group and a placebo control group. Why are studies that compare a treatment condition to a placebo control group often associated with higher internal validity compared to studies with a no-treatment control?
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