Table 1

Sample SD based on a pilot study with n = 50 experiments in 5 omission proportions for a desired confidence α ≥ 95% and a desired Error E ≤ 1%.

Omission Proportion

SD

A*2

Required Experiments

KS test p-value


5%

0.140

1.09

749

0.068

10%

0.096

0.565

352

15%

0.081

0.733

252

20%

0.070

0.505

187

25%

0.054

0.300

113

30%

0.052

0.419

103

35%

0.044

0.716

75

40%

0.044

0.360

74

45%

0.041

0.438

66

50%

0.039

0.150

59


The Anderson-Darling values, adjusted for sample size (A*2) greater than 0.752 rejects the null-hypothesis that sample is normally distributed. For the 5% omission proportion, a truncated normal distribution was tested using the KS test which gave a p-value > 5%.

Tsafnat et al. BMC Bioinformatics 2009 10:281   doi:10.1186/1471-2105-10-281

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