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Powerball odd & even

Powerball odd & even: Observed splits alongside exact theoretical probabilities. Based on 210 drawings under one set of rules.

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MM/DD/YYYY · Eastern Time

Choose a date

Use the arrow keys to move by day or week. Use Page Up or Page Down to change months, or hold Shift to change years. Press Enter to select a date or Escape to close.

SunMonTueWedThuFriSat

One game, one rule period. Date filters apply first; the drawing limit then selects the most recent records in that range.Use current rules →

Sample size210Verified completed drawings
First drawing in sampleJan 18, 2012Eastern drawing date
Latest drawing in sampleJan 18, 2014All gaps end at this drawing
Selected number pools59 / 35White balls / Powerball

These statistics describe past drawings; they do not predict outcomes. A number is never “due.” Every valid combination under these rules has the same chance in an independent, fair drawing. Methods & limitations →

Odd / even distribution

Five white balls only. The Powerball is excluded.

Odd and even white-ball splits
PatternDrawingsObserved shareTheoretical share
0 odd / 5 even62.86%2.37%
1 odd / 4 even3516.67%14.23%
2 odd / 3 even5325.24%31.75%
3 odd / 2 even7636.19%32.93%
4 odd / 1 even3617.14%15.87%
5 odd / 0 even41.90%2.85%

Why aren't all splits equally likely?

Each combination is equally likely, but some patterns contain more combinations. The theoretical share for k odd balls is C(odd pool, k) × C(even pool, 5 − k) / C(59, 5). A common pattern does not make a specific ticket more likely to win.

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