Page 11 - LN
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More than 10 28
More than 5 30
Prepare the 'less than' type cumulative frequency as shown below.
Less than 10 2
Less than 15 14
Less than 20 16
Less than 25 20
Less than 30 23
Less than 35 27
Less than 40 30
The abscissa of the point of intersection is nearly 17.5, which is the median.
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