The annual bonuses ($1,000s) of six randomly selected employees and their years of service were recorded.

a)Plot the scatter diagram.

b)Determine the coefficient of correlation.

c)Determine the regression line.

Years(X)

Bonus(Y)

xy

1

6

1

36

6

2

1

4

1

2

3

9

9

81

27

4

5

16

25

20

5

17

25

289

85

6

12

36

144

72

21

50

91

576

212