0.52數學上限下限計算問題

2010-07-21 8:29 pm
我想問

0.52(2sig.fig.)

既upper limit係0.525
而lower limit係0.515

係點計出黎?

因為我按計數機都只係計到

上限係52.5

回答 (2)

2010-07-21 8:32 pm
✔ 最佳答案
Maximum error
= 0.01/2
= 0.005
Upper limit
= 0.52 + 0.005
= 0.525
Lower limit
= 0.52 - 0.005
= 0.515
參考: Hope can help you ^^”
2010-07-21 8:37 pm
Maxium absolute error:
0.01/2
=0.05
__________________
Upper limit
0.52+0.05
=0.525
________________
Lower limit
0.52-0.05
=0.5115
_____________

2010-07-21 12:37:45 補充:
Maxium absolute error:
0.01/2
=0.005
__________________
Upper limit
0.52+0.005
=0.525
________________
Lower limit
0.52-0.005
=0.5115
_____________

2010-07-21 12:38:12 補充:
Maxium absolute error:
0.01/2
=0.005
__________________
Upper limit
0.52+0.005
=0.525
________________
Lower limit
0.52-0.005
=0.515
_____________


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