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Mrs. Nation
Answers (2)
(a) and (c) Ho: u(ex) - u(ct) = 0 Ha:u(ex) – u(ct) is not equal to 0 Test stat: t = (38-35) / sqrt[9/20 + 25/30] = 2.6482 p-value = 2*P(t > 2.6482 with df = 48) = 0.0109 Conclusion: At the 5% significance level, reject Ho because the p-value is less than
(a) and (c) Ho: u(ex) - u(ct) = 0 Ha:u(ex) – u(ct) is not equal to 0 Test stat: t = (38-35) / sqrt[9/20 + 25/30] = 2.6482 p-value = 2*P(t > 2.6482 with df = 48) = 0.0109 Conclusion: At the 5% significance level, reject Ho because the p-value is less than
