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8.小雯測量同一枝原子筆長度五次,結果分別為 14.32 公分、14.34 公分、14.35 公分、14.33 公分、14.31 公分,則測量結果如何表示最適當?(A)14.33 公分 (B)14.3
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8.小雯測量同一枝原子筆長度五次,結果分別為 14.32 公分、14.34 公分、14.35 公分、14.33 公分、14.31 公分,則測量結果如何表示最適當?
(A)14.33 公分
(B)14.325 公分
(C)14.335
(D)14.32 公分。
參考答案
答案:A
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將五次測量結果平均(14.32+14.34+14.35+14...
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