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WAEC - Mathematics (2012 - No. 42)
The bar chart shows the frequency distribution of marks scored by students in a class test. What is the median of the distribution?
2
4
6
8
설명
median = (\(\frac{N + 1}{2}\))th = (\(\frac{25 + 1}{2}\))th
= \(\frac{26th}{2}\)
= 13th
the 13th is 2
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