Question

(a) The median of the data set
16, 5, 11, 19, x, 4
is 9. Find the value of x.
(b) Find the median of the data set
23, 17, 14, 8, 6, 2, 25.
(c) The data sets in (a) and (b) are pooled
together. Find the median of the
combined data set.​

Answer 1

Step-by-step explanation:

a) if we x=7

arrange in ascending order

4,5,7,11,16,19=7+11/2

18/2=9

b) arrange in ascending order

2,6,8,14,17,25=8+14/2

22/2=11

c) arrange in ascending order

2,4,5,6,7,8,11,14,16,17,19,25=8+11/2

19/2=9.5