數學會考有咩要注意？新課程有咩？

用戶20070

2007-05-05 11:07 pm

例如裡面概絕對誤差，我見到係吾係只要減0.5就得？

回答 (2)

[匿名]

2007-05-06 10:39 pm

✔ 最佳答案

絕對誤差

Case 1 : actual value is known
絕對誤差 = Difference between actual value and estimated value

e.g. 估計銀包有 $2360, 但其實有 $2359.5
絕對誤差 = 2360 - 2359.5 = $0.5

Case 2 : actual value is NOT known
咁就要睇下佢比果個約數係取幾多位ge近似值la

e.g. 度到體溫係 36.5度
由於 36.5 呢個數係取最接近 ge 0.1度
所以最大絕對誤差 = 0.1 / 2 = 0.05 度

2007-05-06 14:40:32 補充：
Gd luck in CE~~希望幫到你la~~

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Nannui

2007-05-06 2:33 am

唔係呀嘛~
數學都洗問...
做就緊係靠自己架啦...
唉.......

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