Strategy

Plans built only from the evidence.

Every line below is a measured split or record from the data, with the sample behind it. Nothing here is a prediction.

JH Kallis, Men's Test

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Bowling to them: where to attack

New Zealand: average of 33.0, 21.9 below their average of 54.9 on all balls faced (-40%) — allowing for sample size, that change is in the bottom 4% of comparable players (their median change: +2%) — 534 balls faced.
Sample: 534 balls · high confidence
England: average of 34.6, 20.2 below their average of 54.9 on all balls faced (-37%) — allowing for sample size, that change is in the bottom 4% of comparable players (their median change: -3%) — 1145 balls faced.
Sample: 1,145 balls · high confidence
Left-arm fast-medium: average of 36.8, 18.1 below their average of 54.9 on all balls faced (-33%) — allowing for sample size, that change is in the bottom 5% of comparable players (their median change: -1%) — 830 balls faced.
Sample: 830 balls · high confidence
Pace: average of 46.0, 8.9 below their average of 54.9 on all balls faced (-16%) — allowing for sample size, that change is in the bottom 15% of comparable players (their median change: -5%) — 9248 balls faced.
Sample: 9,248 balls · high confidence
Left-arm fast-medium: strike rate of 44.3, 5.5 below their strike rate of 49.8 on all balls faced (-11%) — allowing for sample size, that change is in the bottom 17% of comparable players (their median change: -1%) — 830 balls faced.
Sample: 830 balls · high confidence
Bangladesh: average of 25.8, 29.1 below their average of 54.9 on all balls faced (-53%) — allowing for sample size, that change is in the bottom 1% of comparable players (their median change: +22%) — 303 balls faced.
Sample: 303 balls · medium confidence
Left-arm fast: average of 14.0, 40.9 below their average of 54.9 on all balls faced (-74%) — allowing for sample size, that change is in the bottom 1% of comparable players (their median change: -4%) — 362 balls faced.
Sample: 362 balls · medium confidence
Left-arm fast: strike rate of 34.8, 15.0 below their strike rate of 49.8 on all balls faced (-30%) — allowing for sample size, that change is in the bottom 1% of comparable players (their median change: +1%) — 362 balls faced.
Sample: 362 balls · medium confidence
Second new ball (81+): average of 50.6, 4.2 below their average of 54.9 on all balls faced (-8%) — allowing for sample size, that change is in the bottom 23% of comparable players (their median change: +6%) — 3852 balls faced.
Sample: 3,852 balls · high confidence

Bowling to them: what to avoid

Off break: strike rate of 60.5, 10.7 above their strike rate of 49.8 on all balls faced (+22%) — allowing for sample size, that change is in the top 6% of comparable players (their median change: -1%) — 2250 balls faced.
Sample: 2,250 balls · high confidence
Slow left-arm orthodox: average of 88.7, 33.8 above their average of 54.9 on all balls faced (+62%) — allowing for sample size, that change is in the top 13% of comparable players (their median change: +2%) — 1682 balls faced.
Sample: 1,682 balls · high confidence
India: average of 69.8, 14.9 above their average of 54.9 on all balls faced (+27%) — allowing for sample size, that change is in the top 13% of comparable players (their median change: -5%) — 2938 balls faced.
Sample: 2,938 balls · high confidence
Spin: average of 76.7, 21.9 above their average of 54.9 on all balls faced (+40%) — allowing for sample size, that change is in the top 13% of comparable players (their median change: +8%) — 5619 balls faced.
Sample: 5,619 balls · high confidence
Leg break: average of 90.6, 35.7 above their average of 54.9 on all balls faced (+65%) — allowing for sample size, that change is in the top 13% of comparable players (their median change: +11%) — 1673 balls faced.
Sample: 1,673 balls · high confidence
New ball (1-20): average of 61.9, 7.1 above their average of 54.9 on all balls faced (+13%) — allowing for sample size, that change is in the top 15% of comparable players (their median change: -9%) — 1452 balls faced.
Sample: 1,452 balls · high confidence
Pakistan: average of 86.8, 32.0 above their average of 54.9 on all balls faced (+58%) — allowing for sample size, that change is in the top 15% of comparable players (their median change: +8%) — 1067 balls faced.
Sample: 1,067 balls · high confidence
West Indies: average of 72.2, 17.3 above their average of 54.9 on all balls faced (+32%) — allowing for sample size, that change is in the top 19% of comparable players (their median change: -5%) — 744 balls faced.
Sample: 744 balls · high confidence
West Indies: average of 77.2, 22.4 above their average of 54.9 on all balls faced (+41%) — allowing for sample size, that change is in the top 20% of comparable players (their median change: +5%) — 1731 balls faced.
Sample: 1,731 balls · high confidence

Batting against them: where they leak

West Indies: average of 43.8, 9.8 above their average of 34.0 on all balls bowled (+29%) — allowing for sample size, that change is in the bottom 13% of comparable players (their median change: -8%) — 1201 balls bowled.
Sample: 1,201 balls · high confidence
Left-handed batters: economy of 3.17, 0.25 above their economy of 2.91 on all balls bowled (+9%) — allowing for sample size, that change is in the bottom 17% of comparable players (their median change: +1%) — 3413 balls bowled.
Sample: 3,413 balls · high confidence
India: average of 51.8, 17.8 above their average of 34.0 on all balls bowled (+52%) — allowing for sample size, that change is in the bottom 19% of comparable players (their median change: +5%) — 1188 balls bowled.
Sample: 1,188 balls · high confidence

Batting against them: where they are strongest

New Zealand: average of 26.1, 7.9 below their average of 34.0 on all balls bowled (-23%) — allowing for sample size, that change is in the top 17% of comparable players (their median change: -1%) — 865 balls bowled.
Sample: 865 balls · high confidence
Right-handed batters: economy of 2.78, 0.13 below their economy of 2.91 on all balls bowled (-5%) — allowing for sample size, that change is in the top 18% of comparable players (their median change: -1%) — 6466 balls bowled.
Sample: 6,466 balls · high confidence
England: average of 29.9, 4.1 below their average of 34.0 on all balls bowled (-12%) — allowing for sample size, that change is in the top 20% of comparable players (their median change: +4%) — 1647 balls bowled.
Sample: 1,647 balls · high confidence

Their batting against each bowling type and phase

Bowling type
Bowling type	Balls	Runs	Outs	Avg	SR	Dot %	4s+6s %
Right-arm fast-medium	5,839	2,782	58	47.97	47.65	75.7%	6.8%
Off break	2,250	1,362	21	64.86	60.53	60.7%	4.8%
Slow left-arm orthodox	1,682	798	9	88.67	47.44	70.0%	4.3%
Leg break	1,673	815	9	90.56	48.71	70.7%	5.0%
Right-arm fast	1,034	527	10	52.70	50.97	73.4%	7.5%
Right-arm medium	959	507	8	63.38	52.87	73.1%	7.3%
Left-arm fast-medium	830	368	10	36.80	44.34	76.7%	5.7%
Left-arm fast	362	126	9	14.00	34.81	77.1%	2.8%
Left-arm medium	224	102	1

Their bowling by batter hand and phase

Batter
Batter	Balls	Runs	Wkts	Avg	Econ	Balls/wkt	Dot %	4s+6s %
Right-handed batters	6,466	2,997	95	31.55	2.78	68.1	77.5%	5.9%
Left-handed batters	3,413	1,801	46	39.15	3.17	74.2	76.1%	7.5%

Phase
Phase	Balls	Runs	Wkts	Avg	Econ	Balls/wkt	Dot %	4s+6s %
Old ball (21-80)	6,718	3,277	97	33.78	2.93	69.3	76.5%	6.4%
New ball (1-20)	1,767	816	23	35.48	2.77	76.8	80.2%	6.8%
Second new ball (81+)	1,394	705	21	33.57	3.03	66.4	75.4%	6.7%

Phase	Balls	Runs	Outs	Avg	SR	Dot %	4s+6s %
Old ball (21-80)	9,563	4,738	85	55.74	49.55	71.8%	5.9%
Second new ball (81+)	3,852	1,924	38	50.63	49.95	70.7%	5.5%
New ball (1-20)	1,452	743	12	61.92	51.17	75.8%	7.7%