X 23 35 31 44 44 44 25

Y 50 42 47 41 41. 42 49

The slope of the OLS regression line for the above bivariate data is:

Question 1 options:

1)

-59.01

2)

-0.41

3)

0.41

4)

59.01

Question 2 X 28 39 32 37 44 22 40

Y 94 105 88 101 116 86 106

The intercept of the OLS regression line for the above bivariate data is:

Question 2 options:

1)

-54.77

2)

-1.29

3)

1.29

4)

54.77

Question 3

X 28 23 30 48 40 25 26

Y 91 106 112 192 155 130 101

The standard error of the estimate for the above bivariate data is:

Question 3 options:

1)

15.67

2)

17.32

3)

19.34

4)

38.73

X 28 23 30 48 40 25 26

Y 91 106 112 192 155 130. 101

The coefficient of determination for the above bivariate data is:

Question 4 options:

1)

0.60

2)

0.70

3)

0.80

4)

0.90