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  2. Topic
    Biology
  3. Study Set
    The Analysis of Biological Data
  4. Exam
    Exam 12: Comparing Two Means
  5. Question
    The Pooled Sample Variance Is the Mean of the Variances
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The Pooled Sample Variance Is the Mean of the Variances

Question 20

Question 20

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The pooled sample variance is the mean of the variances, weighted by their degrees of freedom.

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