Find the Standard Deviation of the following:

i

 

1

82

0.01

2

79

9.61

3

80

4.41

4

80

4.41

5

72

102.01

6

74

65.61

7

88

34.81

8

82

0.01

9

112

894.01

10

83

0.81

11

77

26.01

12

86

15.21

13

81

1.21

14

84

3.61

15

78

16.81

16

72

102.01

17

87

24.01

18

70

146.41

19

78

16.81

20

97

222.01

Total

1642

Total

1689.80

Mean

82.1

Std Dev

9.43

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