Plans built only from the evidence.

Left-handed batters: average of 48.8, 13.8 above their average of 35.1 on all balls bowled (+39%) — allowing for sample size, that change is in the bottom 21% of comparable players (their median change: +2%) — 274 balls bowled.

Sample: 274 balls · low confidence

Middle (11-40): economy of 4.30, 1.88 below their economy of 6.18 on all balls bowled (-30%) — allowing for sample size, that change is in the top 1% of comparable players (their median change: -3%) — 366 balls bowled.

Sample: 366 balls · medium confidence

Away from home: average of 24.0, 11.1 below their average of 35.1 on all balls bowled (-32%) — allowing for sample size, that change is in the top 1% of comparable players (their median change: +2%) — 475 balls bowled.

Sample: 475 balls · medium confidence

South Africa: average of 26.2, 8.9 below their average of 35.1 on all balls bowled (-25%) — allowing for sample size, that change is in the top 10% of comparable players (their median change: +8%) — 375 balls bowled.

Sample: 375 balls · medium confidence

South Africa: average of 26.2, 8.9 below their average of 35.1 on all balls bowled (-25%) — allowing for sample size, that change is in the top 10% of comparable players (their median change: +5%) — 375 balls bowled.

Sample: 375 balls · medium confidence

Right-handed batters: average of 28.2, 6.9 below their average of 35.1 on all balls bowled (-20%) — allowing for sample size, that change is in the top 11% of comparable players (their median change: -1%) — 339 balls bowled.

Sample: 339 balls · low confidence