Question: Use the following data to:

a) Draw a scatter plot

b) Find the coefficient of correlation

c) Find the coefficients of determination and non-determination

d) Find the regression line

e) Predict y' for x = 90

Grade on the First Test - x Final Grade - y

73 70

86 80

93 96

92 85

72 68

65 68

58 62

75 78