Question: Use the TI-84 Plus and the Excel printouts . In testing for a difference between the two population means, would you conclude that the assumption

Use the TI-84 Plus and the Excel printouts . In testing for a difference between the two population means, would you conclude that the assumption of a common variance is reasonable?

What is the observed value of the test statistic?

What are the degrees of freedom for the pooled estimate of the population variance? What is the p-value of the test? What can you conclude concerning the null hypotheses in this case if a 5.05?

10. E t-Test: Two-Sample Assuming Equal Variances Variable 1 Variable 2 Mean

10. E t-Test: Two-Sample Assuming Equal Variances Variable 1 Variable 2 Mean 28.667 28.286 Variance 5.067 2.238 Observations 6 Pooled Variance 3.524 Hypothesized Mean Difference 0 f 11 tStat 0.365 P(T

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