A researcher conducts an experiment comparing two treatment conditions with 20 scores in each treatment condition. a. If an independent-measures design is used, how many subjects arc needed for the experiment? b. Ifa repeated-measures design is used, how many subjects are needed for the experiment? c.If a matched-subjects design is used, how many subjects arc needed for the experiment?
A researcher conducts an experiment comparing two treatment conditions with 20 scores in each treatment condition. a. If an independent-measures design is used, how many subjects arc needed for the experiment? b. Ifa repeated-measures design is used, how many subjects are needed for the experiment? c.If a matched-subjects design is used, how many subjects arc needed for the experiment?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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A researcher conducts an experiment comparing two treatment conditions with 20 scores in each treatment condition.
a. If an independent-measures design is used, how many subjects arc needed for the experiment?
b. Ifa repeated-measures design is used, how many subjects are needed for the experiment?
c.If a matched-subjects design is used, how many subjects arc needed for the experiment?
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