11. Here are fifteen numbers.
10 12
13
15
15
17 19
20
20
20
21 25
25
25
25
(a) Find the mode.
..........................
(1)
(b) Find the median.
..........................
(1)
(c) Work out the range.
..........................
(2)
(Total 4 marks)
12. A rugby team played 7 games.
Here is the number of points they scored in each game.
3
5
8
9
12
12
16
(a) Find the median.
....................
(2)
The rugby team played another game.
They scored 11 points.
(b) Find the median number of points scored in these 8 games.
....................
(3)
(Total 5 marks)