Points versus Tricks   Compare with Normal Curve   Chapter 2   Appendix 1    BACK

Suit: Honors vs Length, Trumps, and Shorts vs Length

Suit Criteria: All eight-plus fits.

Length of Side Suit
1 2 3 4 5 6-upTrump
Ace 3.64 4.13 4.36 4.31 4.36 4.33 4.48
King 1.13 2.40 2.68 2.56 2.43 2.09 3.07
Queen .52 .87 1.33 1.29 1.19 .99 1.83
Jack .22 .34 .62 .61 .58 .45 1.01
AKQJ 5.51 7.73 8.99 8.77 8.55 7.8610.38

Shorts versus Trump Length
Trumps:123456789 or more
Zero .16 1.60 3.16 4.18 4.64 4.79 4.74 4.65 4.69
One .05 .95 1.99 2.65 2.85 2.96 2.96 2.95 2.89
Two .15 .39 .77 1.00 1.13 1.27 1.32 1.33 1.30
Trump length value relative to four: .90

50-50 Play Points. Points for Game and Slam at IMPs
Contract50-50 PlayIMPs NVIMPs VulAlt. Bid
1, 117.01
2, 219.57
3, 322.26

4, 425.0024.72
24.44
24.31
23.97
2, 2
3, 3

5, 527.9327.65
27.38
27.21
26.87
3, 3
4, 4

6, 631.1631.1331.14 4, 4

7, 735.4836.10
35.68
36.00
35.73
4, 4
6, 6

Batting Average for Game
Points 23 24 25 26 27 28
Percent 80.54 85.21 87.62 87.62 85.56 82.29
Gain or Loss from bidding game with exactly N points
PointsLow 23 24 25 26 27 28HighAlt. Bid
4,4 % 19.34 33.60 50.04 66.68 80.46 89.35
Imps Vul-6 -1.79 .05 2.37 4.84 6.95 8.33 10 3, 3
Imps Vul-7 -3.14 -.79 1.91 4.62 6.85 8.29 10 2, 2
Imps NV-5 -1.75 -.63 .87 2.51 3.92 4.86 6 3, 3
Imps NV-5 -2.73 -1.24 .53 2.34 3.85 4.83 6 2, 2

Points versus Tricks   Compare with Normal Curve   Chapter 2   Appendix 1    BACK