26,32,64,2,26,32,44,64,2,44,26,32.
問44這組數的平均數是多少?
答案是 : 42.42
請問這題數是問什麽 ? "這組數" 是什麽意思 ?
如何計算 ?
謝謝
小六數學題
2013-10-05 8:23 pm
回答 (4)
2013-10-09 3:57 am
✔ 最佳答案
不如我比條公式你:平均數=總和除以項數
總和=平均數乘以項數
項數=e.g.26,32,64,2,26,32,44,64,2,44,26,32=12個
解題:
26,32,64,2,26,32,44,64,2,44,26,32/12
=(26+32+64+2+26+32+44+64+2+44+26+32)/12
26,32,64,2,26,32,44,64,2,44,26,32=這組數的平均數
Thanks !
Hope I can help you !
參考: 由我呢個secondary school student afford the answer for you .
2013-10-07 2:51 am
Help!
subtract the product of c and d from the sum of a and one-third of b
subtract the product of c and d from the sum of a and one-third of b
2013-10-05 8:32 pm
(26+32+64+2+26+32+44+64+2+44+26+32)/12
是在問26,32,64,2,26,32,44,64,2,44,26,32這組數的平均數
是在問26,32,64,2,26,32,44,64,2,44,26,32這組數的平均數
收錄日期: 2021-04-13 19:45:50
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20131005000051KK00067