Consider a study in which the sum of squares (SS) based on an experimental group of 30 participants is 70, and the SS based on a control group of 10 participants is 50. The pooled variance of this study is ___.
Consider a study in which the sum of squares (SS) based on an experimental group of 30 participants is 70, and the SS based on a control group of 10 participants is 50. The pooled variance of this study is ___.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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Consider a study in which the sum of squares (SS) based on an experimental group of 30 participants is 70, and the SS based on a control group of 10 participants is 50. The pooled variance of this study is ___.
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