Plans built only from the evidence.

Left-handed batters: average of 56.7, 23.8 above their average of 32.9 on all balls bowled (+72%) — allowing for sample size, that change is in the bottom 7% of comparable players (their median change: +2%) — 362 balls bowled.

Sample: 362 balls · medium confidence

At home: average of 61.8, 28.9 above their average of 32.9 on all balls bowled (+88%) — allowing for sample size, that change is in the bottom 3% of comparable players (their median change: -3%) — 321 balls bowled.

Sample: 321 balls · low confidence

India: average of 61.8, 28.9 above their average of 32.9 on all balls bowled (+88%) — allowing for sample size, that change is in the bottom 14% of comparable players (their median change: +8%) — 321 balls bowled.

Sample: 321 balls · low confidence

Away from home: average of 26.0, 6.9 below their average of 32.9 on all balls bowled (-21%) — allowing for sample size, that change is in the top 3% of comparable players (their median change: +2%) — 800 balls bowled.

Sample: 800 balls · high confidence

Right-handed batters: average of 27.2, 5.7 below their average of 32.9 on all balls bowled (-17%) — allowing for sample size, that change is in the top 7% of comparable players (their median change: -1%) — 759 balls bowled.

Sample: 759 balls · high confidence

Middle (11-40): economy of 4.89, 0.57 below their economy of 5.46 on all balls bowled (-10%) — allowing for sample size, that change is in the top 19% of comparable players (their median change: -3%) — 534 balls bowled.

Sample: 534 balls · medium confidence

Australia: average of 24.0, 8.9 below their average of 32.9 on all balls bowled (-27%) — allowing for sample size, that change is in the top 9% of comparable players (their median change: +5%) — 342 balls bowled.

Sample: 342 balls · low confidence