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Daily Quiz 4/24: XGR+ evals

Posted By: Timothy Chow
Date: Saturday, 19 May 2012, at 12:35 a.m.

In Response To: Daily Quiz 4/24 (Daily Quiz)





White is Player 2

score: 0
pip: 151
Money session
Jacoby Beaver
pip: 154
score: 0

Blue is Player 1
XGID=-abA-BB-C--AbD---bbc-Bb-a-:0:0:1:00:0:0:3:0:10
Blue on roll, cube action?


Analyzed in XG Roller+
Player Winning Chances: 67.16% (G: 19.80% B: 1.03%)
Opponent Winning Chances: 32.84% (G: 8.24% B: 0.23%)
Cubeless Equities
No Double:+0.343
Double:+0.920
Cubeful Equities
No Double:+0.715
Double/Take:+0.695 (-0.020)
Double/Drop:+1.000 (+0.285)
Best Cube action: No Double / Take

eXtreme Gammon Version: 1.21


After 18/11*, I grossly overestimated how often White would win a gammon and somewhat overestimated how often Blue would win. But I was pretty close in estimating that 8/2 3/2 would lose fewer gammons by about 10 percentage points.





White is Player 2

score: 7
pip: 114
11 point match
pip: 97
score: 9

Blue is Player 1
XGID=---CCDBbA--ab-----Bbbbb-b-:1:1:1:61:9:7:0:11:10
Blue to play 61

1.XG Roller+8/2 3/2eq: -0.029
Player:
Opponent:
55.16% (G:13.13% B:0.27%)
44.84% (G:6.60% B:0.19%)
2.XG Roller+8/2 5/4eq: -0.158 (-0.129)
Player:
Opponent:
51.27% (G:12.13% B:0.29%)
48.73% (G:9.17% B:0.33%)
3.XG Roller+8/1eq: -0.163 (-0.134)
Player:
Opponent:
50.95% (G:11.92% B:0.29%)
49.05% (G:9.11% B:0.29%)
4.XG Roller+18/11* eq: -0.183 (-0.154)
Player:
Opponent:
56.82% (G:26.04% B:0.70%)
43.18% (G:15.97% B:1.02%)
5.XG Roller+8/2 4/3eq: -0.184 (-0.155)
Player:
Opponent:
50.45% (G:11.13% B:0.24%)
49.55% (G:9.63% B:0.34%)

eXtreme Gammon Version: 1.21, MET: Rockwell-Kazaross

At DMP, I would have thought that hitting would be clearer than this.





White is Player 2

score: 0
pip: 114
1 point match
pip: 97
score: 0

Blue is Player 1
XGID=---CCDBbA--ab-----Bbbbb-b-:0:0:1:61:0:0:0:1:10
Blue to play 61

1.XG Roller+18/11* eq: +0.139
Player:
Opponent:
56.93% (G:27.70% B:0.63%)
43.07% (G:15.55% B:0.94%)
2.XG Roller+8/2 3/2eq: +0.093 (-0.045)
Player:
Opponent:
54.67% (G:11.53% B:0.26%)
45.33% (G:5.18% B:0.15%)

eXtreme Gammon Version: 1.21, MET: Rockwell-Kazaross


A huge misjudgment on my part and a good DQR candidate I think.





White is Player 2

score: 0
pip: 83
Money session
Jacoby Beaver
pip: 87
score: 0

Blue is Player 1
XGID=-BBBBbC---B---AA---bcaacc-:0:0:1:00:0:0:3:0:10
Blue on roll, cube action?


Analyzed in XG Roller+
Player Winning Chances: 68.89% (G: 6.48% B: 0.28%)
Opponent Winning Chances: 31.11% (G: 1.04% B: 0.01%)
Cubeless Equities
No Double:+0.378
Double:+0.867
Cubeful Equities
No Double:+0.693
Double/Take:+0.678 (-0.014)
Double/Drop:+1.000 (+0.307)
Best Cube action: No Double / Take

eXtreme Gammon Version: 1.21

Variant:





White is Player 2

score: 0
pip: 83
Money session
Jacoby Beaver
pip: 78
score: 0

Blue is Player 1
XGID=-BBBBbD---B---A----bcaacc-:0:0:1:00:0:0:3:0:10
Blue on roll, cube action?


Analyzed in XG Roller+
Player Winning Chances: 75.68% (G: 3.27% B: 0.08%)
Opponent Winning Chances: 24.32% (G: 0.44% B: 0.01%)
Cubeless Equities
No Double:+0.514
Double:+1.110
Cubeful Equities
No Double:+0.870 (-0.087)
Double/Take:+0.956
Double/Drop:+1.000 (+0.044)
Best Cube action: Double / Take

eXtreme Gammon Version: 1.21

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