That's 1 in 63 billion odds for Bush to go from 47.84% to
51.23%
EXIT POLL RESPONSE OPTIMIZATION MODEL
6/14/05 8:21 PM
Objective: Determine values of constrained variables required
to derive a targetKerry/Bush percentage split using aggregate
exit poll response data.
Precinct Variable Input Range (Min, Max) Constraints:
1-Response rates: equate to weighted average
2-Kerry 2-party percentage vote
3-Alpha (K/B): equate to weighted average
4-WPE: input (optional: Min= Max= E-M)
……. VOTE % EXIT POLL DEV
Kerry 48.77% 52.16% -3.39%
Bush 51.23% 47.84% 3.39%
Actual Bush 51.23%
Probability 1.59E-11
1 IN 62,950,429,501
WEIGHTED AVERAGE
Response 53.0%
Alpha (K/B) 1.155
RESPONSE INPUT CONSTRAINTS
1250 Strong Bush Strong Kerry
Prcts 40 415 540 165 90
KERRY WIN%
Min 0% 25% 41% 59% 75%
Max 25% 41% 59% 75% 100%
RESPONSE
Min 55% 54% 51% 54% 52%
Max 57% 56% 53% 56% 54%
ALPHA (K/B)
Min 0.90 0.90 0.90 0.90 0.90
Max 10.00 10.00 10.00 10.00 10.00
WPE
E-M -10.0% -6.1% -8.5% -5.9% 0.3%
Min -10.0% -6.1% -8.5% -5.9% 0.3%
Max -10.0% -6.1% -8.5% -5.9% 0.3%
OPTIMIZER OUTPUT SUMMARY
EXIT POLL / VOTE DEVIATION
Poll Vote Diff Poll Vote Diff (mm)
Kerry 52.16% 48.77% -3.39% 63.11 59.01 -4.10
Bush 47.84% 51.23% 3.39% 57.89 61.99 4.10
CATEG. HighB Bush Even Kerry HighK Total/Avg
Number 40 415 540 165 90 1250
PctWtd 3.2% 33.2% 43.2% 13.2% 7.2% 100.0%
RESP. 55.9% 54.5% 51.4% 54.6% 52.0% 53.0%
Dev 2.9% 1.5% -1.6% 1.6% -1.0%
ALPHA
K/B 1.52 1.15 1.18 1.09 1.00 1.16
Dev 31.5% -0.4% 1.9% -5.2% -13.8%
VOTES
Kerry 19.3% 40.6% 48.1% 62.4% 78.5% 48.77%
Bush 80.7% 59.4% 51.9% 37.6% 21.5% 51.23%
POLL
Kerry 24.3% 43.7% 52.4% 65.3% 78.4% 52.16%
Bush 75.7% 56.3% 47.6% 34.7% 21.6% 47.84%
WPE -10.0% -6.1% -8.5% -5.9% 0.3% -6.77%
E-M -10.0% -6.1% -8.5% -5.9% 0.3% -6.77%
Diff 0.0% 0.0% 0.0% 0.0% 0.0% 0.0%
OPTIMIZATION MODEL
Categ. HighB Bush Even Kerry HighK Total/Avg
Prcts 40 415 540 165 90 1250
Kerry 19.3% 40.6% 48.1% 62.4% 78.5% 48.77%
ALPHA 1.52 1.15 1.18 1.09 1.00 1.16
AvgDev 31% 0% 2% -5% -14%
RESPONDERS
Total 22 226 277 90 47 663
Pct 55.9% 54.5% 51.4% 54.6% 52.0% 53.00%
Kerry 5 99 145 59 37 345
Pct 24.3% 43.7% 52.4% 65.3% 78.4% 52.16%
Bush 17 127 132 31 10 318
Pct 75.7% 56.3% 47.6% 34.7% 21.6% 47.84%
REFUSERS
Total 18 189 263 75 43 587
Pct 44.1% 45.5% 48.6% 45.4% 48.0% 47.00%
Kerry 2 70 115 44 34 265
Pct 12.9% 37.0% 43.6% 58.8% 78.7% 44.96%
Bush 15 119 148 31 9 323
Pct 87.1% 63.0% 56.4% 41.2% 21.3% 55.04%
TOTAL VOTES
Kerry 8 169 260 103 71 610
Pct 19.3% 40.6% 48.1% 62.4% 78.5% 48.77%
Bush 32 246 280 62 19 640
Pct 80.7% 59.4% 51.9% 37.6% 21.5% 51.23%
2-PARTY VOTE (mm)
TOTAL 3.87 40.17 52.27 15.97 8.71 121.00
Kerry 0.75 16.32 25.15 9.96 6.84 59.01
Bush 3.13 23.86 27.12 6.01 1.87 61.99
Diff -2.38 -7.54 -1.97 3.95 4.97 -2.98
EXIT POLL VOTE (mm)
Kerry 0.94 17.54 27.37 10.43 6.83 63.11
Bush 2.93 22.63 24.90 5.54 1.88 57.89
Diff -1.99 -5.09 2.47 4.89 4.94 5.22
WPE
Kv-Bv -61.4% -18.8% -3.8% 24.7% 57.1% -2.46%
Kp-Bp -51.4% -12.7% 4.7% 30.6% 56.8% 4.31%
WPE -10.0% -6.1% -8.5% -5.9% 0.3% -6.77%
E-M WPE -10.0% -6.1% -8.5% -5.9% 0.3% -6.77%
k/b Kerry WPE Prob. 1 IN
1.00 48.77% 0.01% 5.03E-01 2
1.02 49.19% -0.85% 2.04E-01 5
1.04 49.62% -1.70% 4.81E-02 21
1.06 50.04% -2.55% 6.23E-03 160
1.08 50.47% -3.40% 4.28E-04 2,334
1.10 50.90% -4.25% 1.53E-05 65,300
1.12 51.32% -5.11% 2.81E-07 3,555,747
1.14 51.78% -6.02% 1.79E-09 559,644,344
1.15 51.99% -6.45% 1.33E-10 7,521,468,533
1.16 52.21% -6.87% 8.36E-12 119,593,696,538
1.17 52.42% -7.29% 4.44E-13 2,250,674,476,447