ten observations 43,34,32,30,2x-13,x+1,17,15,14,6are written in an descending order. the median of the data is 24 find the value of x
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hare n=10, which is even.
median=1/2{( n/2)+(n/2+1)th term
24 =1/2{(10/2)+(10/2+1)}th term
24 =1/2{(5)+(5+1)}th term
24 =1/2(5+6)th term
24 =1/2×(x+1+2x-13)
24 =1/2×3x-12
24×2 = 3x-12
48+12 =3x
60/3 = x
x. = 20
median=1/2{( n/2)+(n/2+1)th term
24 =1/2{(10/2)+(10/2+1)}th term
24 =1/2{(5)+(5+1)}th term
24 =1/2(5+6)th term
24 =1/2×(x+1+2x-13)
24 =1/2×3x-12
24×2 = 3x-12
48+12 =3x
60/3 = x
x. = 20
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