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What is the value of R2 statistics? What does this statistics tell? Customers (i

ID: 336857 • Letter: W

Question

What is the value of R2 statistics? What does this statistics tell?

Customers (in 1000s), X

Line Maintenance Expense (in $1000s), Y

X^2

Y^2

XY

25.3

484.6

640.09

234837.16

12260.38

36.4

672.3

1324.96

451987.29

24471.72

37.9

839.4

1436.41

704592.36

31813.26

45.9

694.9

2106.81

482886.01

31895.91

53.4

836.4

2851.56

699564.96

44663.76

66.8

681.9

4462.24

464987.61

45550.92

78.4

1037

6146.56

1075369

81300.8

82.6

1095.6

6822.76

1200339.36

90496.56

93.8

1563.1

8798.44

2443281.61

146618.78

97.5

1377.9

9506.25

1898608.41

134345.25

105.7

1711.7

11172.49

2929916.89

180926.69

124.3

2138.6

15450.49

4573609.96

265827.98

Total

848

13133.4

70719.06

17159980.62

1090172.01

Customers (in 1000s), X

Line Maintenance Expense (in $1000s), Y

X^2

Y^2

XY

25.3

484.6

640.09

234837.16

12260.38

36.4

672.3

1324.96

451987.29

24471.72

37.9

839.4

1436.41

704592.36

31813.26

45.9

694.9

2106.81

482886.01

31895.91

53.4

836.4

2851.56

699564.96

44663.76

66.8

681.9

4462.24

464987.61

45550.92

78.4

1037

6146.56

1075369

81300.8

82.6

1095.6

6822.76

1200339.36

90496.56

93.8

1563.1

8798.44

2443281.61

146618.78

97.5

1377.9

9506.25

1898608.41

134345.25

105.7

1711.7

11172.49

2929916.89

180926.69

124.3

2138.6

15450.49

4573609.96

265827.98

Total

848

13133.4

70719.06

17159980.62

1090172.01

Explanation / Answer

What is the value of R2 statistics? What does this statistics tell?

Customers (in 1000s), X

Line Maintenance Expense (in $1000s), Y

X^2

Y^2

XY

25.3

484.6

640.09

234837.16

12260.38

36.4

672.3

1324.96

451987.29

24471.72

37.9

839.4

1436.41

704592.36

31813.26

45.9

694.9

2106.81

482886.01

31895.91

53.4

836.4

2851.56

699564.96

44663.76

66.8

681.9

4462.24

464987.61

45550.92

78.4

1037

6146.56

1075369

81300.8

82.6

1095.6

6822.76

1200339.36

90496.56

93.8

1563.1

8798.44

2443281.61

146618.78

97.5

1377.9

9506.25

1898608.41

134345.25

105.7

1711.7

11172.49

2929916.89

180926.69

124.3

2138.6

15450.49

4573609.96

265827.98

Total

848

13133.4

70719.06

17159980.62

1090172.01

Customers (in 1000s), X

Line Maintenance Expense (in $1000s), Y

X^2

Y^2

XY

25.3

484.6

640.09

234837.16

12260.38

36.4

672.3

1324.96

451987.29

24471.72

37.9

839.4

1436.41

704592.36

31813.26

45.9

694.9

2106.81

482886.01

31895.91

53.4

836.4

2851.56

699564.96

44663.76

66.8

681.9

4462.24

464987.61

45550.92

78.4

1037

6146.56

1075369

81300.8

82.6

1095.6

6822.76

1200339.36

90496.56

93.8

1563.1

8798.44

2443281.61

146618.78

97.5

1377.9

9506.25

1898608.41

134345.25

105.7

1711.7

11172.49

2929916.89

180926.69

124.3

2138.6

15450.49

4573609.96

265827.98

Total

848

13133.4

70719.06

17159980.62

1090172.01