N

Min

Max

Range

Mean

Var

Std

CV(%)

251-10

50

85

115

30

97.92308

67.2834

8.202646

8.376622

251-12

50

87

110

23

96.15152

30.69508

5.540314

5.762066

251-14

50

82

110

28

96.57407

53.64535

7.324299

7.584126

251-16

50

75

125

50

99.7234

94.94357

9.743899

9.770925

251-18

50

81

117

36

97.01961

71.17961

8.436801

8.695975