AVG Before
.300
114 / 380 AB
AVG After
.307
118 / 384 AB
Net Shift
+7 pts
+2.33%
Season Trajectory & League Benchmark Bands
Interactive Chart
Harper Trajectory
Elite .300 Mark
MLB Avg Band (.240–.260)
Career .281 Baseline
Sample Size Sensitivity: The Math of a 4-for-4
Why April box scores are wildly volatile while late August averages barely budge when going 4-for-4:
April (Early)
50 AB
+56 pts
.300 (15/50) ➔ .352 (19/54)
May / June
200 AB
+14 pts
.300 (60/200) ➔ .314 (64/204)
Today (Harper)
380 AB
+7 pts
.300 (114/380) ➔ .307 (118/384)
September Stretch
550 AB
+5 pts
.300 (165/550) ➔ .305 (169/554)
Source Verified:
MLB Official Post (@MLB) — "Bryce Harper goes 4-for-4 as the @Phillies win their 6th straight game!"