[問題] GW2 Wiki武器輝記註解有誤?
http://wiki.guildwars2.com/wiki/Sigil
Sigils that have a chance to trigger on critical hits stack their chance
percentages multiplicatively, not additively (e.g. two major sigils of fire -
20% chance on crit each - give a 24% chance on crit, not 40%).
這裡24%我不知道如何算來的
用期望值來算
0.2第一個發動 + 0.8第一個沒發動*0.2第二個發動
= 0.2 + 0.16
= 0.36
或是用100%扣掉不發動
1 - (1-0.2)^2
= 1 - 0.64
= 0.36
我怎麼都算不出24%...
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◆ From: 122.116.78.236
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10/03 10:09, , 1F
10/03 10:09, 1F
感謝M大,已修正
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相乘的是發動機率,不是獨立計算發動兩次
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我也認為是作者筆誤把第一項其中80%寫成20%算出來的結果
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1+0.2是什麼意思?
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期待實測文~^^
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thx 0.6的機率 無論用什麼算法都會超過8成
實測只有6成左右,跟之前推文想法有很大差距
感謝測試!
※ 編輯: Achillean 來自: 122.116.78.236 (10/03 12:20)
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