A researcher conducts an experiment comparing two treatment conditions with 10 scores in each treatment condition. If an independent-measures design is used, how many participants are needed for the study? If a repeated-measures design is used, how many participants are needed for the study? If a matched-subjects design is used, how many participants are needed for the study?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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A researcher conducts an experiment comparing two treatment conditions with 10 scores in each treatment condition.

  1. If an independent-measures design is used, how

    many participants are needed for the study?

  2. If a repeated-measures design is used, how many

    participants are needed for the study?

  3. If a matched-subjects design is used, how many

    participants are needed for the study?

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