23
In the following frequency distribution :
Height (in cm) : $120-125$ $125-130$ $130-135$ $135-140$ $140-145$
Number of students : $17$ $12$ $13$ $8$ $10$
the sum of the upper limit of the modal class and the lower limit of the median class is :
Height (in cm) : $120-125$ $125-130$ $130-135$ $135-140$ $140-145$
Number of students : $17$ $12$ $13$ $8$ $10$
the sum of the upper limit of the modal class and the lower limit of the median class is :
- (a)$250$
- (b)$255$
- (c)$260$
- (d)$245$
Show SolutionHide Solution↓
Sol. (B) $255$