maths~~~~~

2010-04-18 11:31 pm
若a、b、c及d的中位數是8,求a、a、b、b、c、c及d的中位數。

回答 (2)

2010-04-18 11:36 pm
✔ 最佳答案
a,b,c,d median = 8
Suppose b,c are the integer nearest to median,
Hence (b+c)/2 = 8
b = 16 - c
From a,a,b,b,c,c,d
The median is b, = 16-c
參考: Hope can help you^^”
2010-04-19 12:59 am
The median of a, b, c and d = 8

i.e. ( b + c ) / 2 = 8

b + c = 16

b = 16 - c

The median of a, a, b, b, c, c and d is b

i.e. 16 - c.


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