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Chapter 9 : Hypothesis Testing

Chapter 9 : Hypothesis Testing. Section 6 : Testing Involving Paired Differences (Dependent Samples). Test Statistic. t = is the mean of the d values is the standard deviation of the d values n is the number of data pairs df = n – 1. Example.

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Chapter 9 : Hypothesis Testing

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  1. Chapter 9: Hypothesis Testing Section 6: Testing Involving Paired Differences (Dependent Samples)

  2. Test Statistic t = • is the mean of the d values • is the standard deviation of the d values • n is the number of data pairs • df = n – 1

  3. Example • From the given data, can we conclude that the counseling sessions reduce anxiety?

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