Plans built only from the evidence.

Left-handed batters: average of 23.4, 6.9 above their average of 16.5 on all balls bowled (+42%) — allowing for sample size, that change is in the bottom 26% of comparable players (their median change: +8%) — 247 balls bowled.

Sample: 247 balls · low confidence

Right-handed batters: average of 15.5, 1.0 below their average of 16.5 on all balls bowled (-6%) — allowing for sample size, that change is in the top 19% of comparable players (their median change: -1%) — 1201 balls bowled.

Sample: 1,201 balls · high confidence

England: average of 14.5, 1.9 below their average of 16.5 on all balls bowled (-12%) — allowing for sample size, that change is in the top 7% of comparable players (their median change: +5%) — 651 balls bowled.

Sample: 651 balls · medium confidence

At home: average of 14.5, 1.9 below their average of 16.5 on all balls bowled (-12%) — allowing for sample size, that change is in the top 23% of comparable players (their median change: +3%) — 651 balls bowled.

Sample: 651 balls · medium confidence

New Zealand: average of 11.8, 4.7 below their average of 16.5 on all balls bowled (-29%) — allowing for sample size, that change is in the top 7% of comparable players (their median change: +5%) — 292 balls bowled.

Sample: 292 balls · low confidence