Sample size

$1-\alpha$

CV

50

0.90

0.95

0.99

9.954

11.715

15.569

200

0.90

0.95

0.99

11.115

12.835

16.638

500

0.90

0.95

0.99

11.676

13.377

17.157

1000

0.90

0.95

0.99

12.034

13.725

17.490