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The Dean of the Business School at State University would like to test the hypot

ID: 3224603 • Letter: T

Question

The Dean of the Business School at State University would like to test the hypothesis that no difference exists between the average final grades for the Introduction to Marketing course and the Introduction to Finance course. A random sample of eight students who took both courses was selected and their final grade for each course is shown below. Assume Population 1 is defined as the Marketing scores and Population 2 is defined as the Finance scores. What is the correct hypothesis statement for this hypothesis test?

Student

1

2

3

4

5

6

7

8

Marketing

82

86

74

93

90

76

87

100

Finance

76

91

70

79

96

70

85

81

Student

1

2

3

4

5

6

7

8

Marketing

82

86

74

93

90

76

87

100

Finance

76

91

70

79

96

70

85

81

Explanation / Answer

As same student final grade for two courses are recorded, so it is paired test and hence the null hypothesis is of paired sample t-test H0:µd=0 versus the alternative Ha: µd0

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