The Dean of the Business School at State University would like to test the hypothesis that no difference exists between the average final exam 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 exam grades for each course are shown below.Student 1 2 3 4 5 6 7 8Marketing 82 86 74 93 90 76 87 100Finance 76 91 70 79 96 70 85 81If Population 1 is defined as the Marketing exam scores and Population 2 is defined as the Finance exam scores, the mean of the matched-pair differences is ________.A) 14.8
B) 12.5
C) 8.3
D) 5.0
Question 2
An assumption of regression analysis is that the relationship between the independent and dependent variables is linear.
Indicate whether the statement is true or false