Question

(a) the median of the data 4, 8, 9, 11, x + 1, x + 3, 21, 39, 50, 60 arranged in ascending
Find the
Find the value of x, if
order is 14.
(b) the median of the data 3, 5, 10, 12, x + 2, 23, 49, 50, 65 arranged in ascending order
is 18
​

Answer 1

Answer:

a) x=12

b) x=6

Step-by-step explanation:

a) Median = 14

$\frac{x+1+x+3}{2} =14\\\frac{2x+4}{2}=14\\ x+2=14\\x=12$

b) Median = 18

x+12=18

x=6