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. Author manuscript; available in PMC: 2009 Dec 14.
Published in final edited form as: J Prim Prev. 2009 Aug 15;30(5):497–512. doi: 10.1007/s10935-009-0191-y

Table 2.

Nonparametric bootstrap point and interval estimates of Pearson’s r with the Outlier School Deleted

Number of samples Estimate Bias SE Normal
 Simple percentile
 Bca
LL UL LL UL LL UL
100 0.455 −0.003 0.024 0.41 0.50 0.41 0.50 0.41 0.50
100 0.455 −0.003 0.029 0.40 0.51 0.40 0.51 0.40 0.51
100 0.455 −0.002 0.022 0.41 0.50 0.41 0.50 0.41 0.50
100 0.455 −0.006 0.027 0.40 0.51 0.40 0.50 0.40 0.51
200 0.455 −0.004 0.026 0.40 0.51 0.40 0.50 0.40 0.51
200 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
200 0.455 −0.003 0.027 0.40 0.51 0.40 0.51 0.40 0.51
200 0.455 −0.002 0.025 0.41 0.50 0.41 0.50 0.41 0.51
500 0.455 −0.002 0.025 0.41 0.50 0.40 0.50 0.40 0.50
500 0.455 −0.002 0.026 0.40 0.51 0.40 0.50 0.40 0.50
500 0.455 −0.003 0.026 0.40 0.51 0.40 0.50 0.41 0.51
500 0.455 −0.003 0.027 0.40 0.51 0.40 0.51 0.41 0.51
1,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
1,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.51
1,000 0.455 0.000 0.026 0.40 0.51 0.40 0.50 0.40 0.50
1,000 0.455 0.000 0.027 0.40 0.51 0.40 0.51 0.40 0.50
2,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
2,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
2,000 0.455 −0.002 0.025 0.41 0.51 0.40 0.50 0.41 0.50
2,000 0.455 0.000 0.025 0.41 0.51 0.40 0.50 0.40 0.50
5,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
5,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
5,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
5,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
10,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
10,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
10,000 0.455 −0.001 0.026 0.40 0.51 0.40 0.50 0.40 0.50
10,000 0.455 0.000 0.026 0.40 0.51 0.40 0.50 0.40 0.50

LL lower limit, UL upper limit, Bca accelerated bias-corrected confidence interval