: Match Summary Benesova (CZE) Dementieva (RUS)
: 1st Serve % 30 of 43 = 70 % 39 of 58 = 67 %
: Aces 0 1
: Double Faults 1 8
: Unforced Errors 25 18
: Winning % on 1st Serve 15 of 30 = 50 % 29 of 39 = 74 %
: Winning % on 2nd Serve 4 of 13 = 31 % 6 of 19 = 32 %
這是上一場的數據,現在來驗證一下戴娃無差別格鬥型的發球,
是否真的那麼"無差別"...
戴娃發球有效分58分,一發進球率67%
58x0.67=38.86 約39 58-39=19
19x(1-0.67)=6.27(嗯,還蠻接近的)
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