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Table 1 Maximum discrepancy in the approximating normal CDF, for sample size 100, in terms of Berry-Esséen bounds, and via computation

From: Sample size calculations for skewed distributions

Distribution

Parameter estimates

Maximum error

Berry-Esséen

Exact CDF

Negative Binomial

k

μ

  

0.05

0.05

28.9%

12.5%

 

0.1

27.9%

9.8%

 

10

27.3%

6.1%

 

50

27.3%

6.0%

0.1

0.05

22.3%

11.9%

 

0.1

20.6%

8.8%

 

10

19.5%

4.4%

 

50

19.5%

4.4%

0.5

0.05

15.7%

11.3%

 

0.1

12.5%

8.3%

 

10

9.4%

2.1%

 

50

9.4%

1.9%

Poisson

 

μ

  
  

0.05

13.7%

11.6%

  

0.1

9.8%

8.2%

  

10

4.9%

3.2%

  

50

4.9%

1.5%

Binomial

 

μ

  

( d = 1)

 

0.05

19.5%

11.6%

  

0.1

12.8%

8.3%

  

0.5

4.7%

4.0%