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Exam (elaborations)

MATH302 WEEK 6 TEST

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MATH302 WEEK 6 TEST 9/20/2020 APUS CLE : MATH302 I004 Sum 20 : Tests & Quizzes 1.0/ 1.0 Points Return to Assessment List Part 1 of 7 - Matched or Paired Samples Questions 2.0/ 2.0 Points Question 1 of 20 A manager wants to see if it is worth going back for an MBA degree. They randomly sample 18 managers' salaries before and after undertaking a MBA degree and record their salaries in thousands of dollars. Assume Salaries are normally distributed. Test the claim that the MBA degree, on average, increases a manager’s salary. Use a 10% level of significance. t-Test: Paired Two Sample for Means New Salary Old Salary Mean 59.82778 52.66667 Variance 175.5551 112.7012 Observations 18 18 Pearson Correlation 0.74

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