CHAPTER 8 INTRODUCTION TO HYPOTHESIS TESTING

t-Test: Paired Two Sample for Means Before After Mean 2.514285714 2.028571429 Variance 0.884761905 0.389047619 Observations 7 7 Pearson Correlation #N/A Hypothesized Mean Difference 0 df 6 t Stat 1.545109598 P(T ................
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