x/N

10

50

100

500

1000

0.02

0.0007

0.4628

0.4062

0.9438

0.7338

0.20

0.0586

0.4463

0.5546

0.8140

0.7879

0.40

0.0472

0.7216

0.5068

0.6059

0.9070

0.60

0.1672

0.0525

0.3608

0.5405

0.6887

0.80

0.3916

0.7595

0.9055

0.6088

0.4992

1.00

0.0060

0.8371

0.7298

0.2669

0.9159