Unbias a random generator: Difference between revisions
Content added Content deleted
m (→{{header|REXX}}: used a consistant style of alternating types of quoted strings.) |
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biased(integer bias) |
biased(integer bias) |
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{ |
{ |
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1 ^ min(drand(bias - 1), 1); |
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} |
} |
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} |
} |
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a; |
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} |
} |
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b = 3; |
b = 3; |
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while (b <= 6) { |
while (b <= 6) { |
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i = 0; |
i = cb = cu = 0; |
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while ((i += 1) <= n) { |
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cu = 0; |
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while (i < n) { |
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cb += biased(b); |
cb += biased(b); |
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cu += unbiased(b); |
cu += unbiased(b); |
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i += 1; |
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} |
} |
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o_form("bias ~: /d2p2/%% vs /d2p2/%%\n", b, 100r * cb / n, |
o_form("bias ~: /d2p2/%% vs /d2p2/%%\n", b, 100r * cb / n, |
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100r * cu / n); |
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b += 1; |
b += 1; |
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} |
} |
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0; |
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}</lang> |
}</lang> |
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Output:<pre>bias 3: 33.51% vs 50.27% |
Output:<pre>bias 3: 33.51% vs 50.27% |
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