Question

begin{tabular}{|ccc}
hline 9. (1) & &
hline Terms ( x ) & Frequencies ( boldsymbol{t} ) & cf
hline 12 & 5 & 5
hline 16 & 10 & ( 5+10=15 )
hline 20 & 14 & ( 15+14=29 )
hline 24 & 20 & ( 29+20=49 )
hline 28 & 6 & ( 49+6=55 )
hline
end{tabular} Here, ( n=55 )
(Odd)
( therefore ) Median ( =frac{n+1}{2} ) th term ( =frac{56}{2} ) th term
( =28 t h ) term ( =20 )

# 9. Find the median of the following observations 20 Terms 12 16 24 28 Frequencies 14 5 10 206 (1) 20 (2) 28 (3) 26 (4) 22

Solution