2.1 Tally Charts And Frequency Tables Worksheet Page 16
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27Worksheet 2.11D
Student Book section 2.14
Cumulative frequency
step polygons
1.
Copy and complete the following cumulative frequency table.
Matches played
1
2
3
4
5
Frequency
10
12
16
11
9
Cumulative frequency
2.
The frequency table gives the numbers of goals scored by football teams one weekend.
Goals
Frequency
Cumulative frequency
0
9
1
6
2
4
3
3
4
1
5
1
a)
Copy and complete the cumulative frequency table for these data.
b)
Write down how many teams took part altogether.
c)
Draw a cumulative frequency step polygon for these data.
d)
How many teams scored fewer than 2 goals?
3.
The frequency table gives the cost and number of second class packages sent
from a post office on one day.
Stamps
Frequency
Cumulative frequency
95p
34
124p
26
163p
18
208p
12
249p
10
a)
Copy and complete the cumulative frequency table for these data.
b)
Write down the total number of packages sent.
c)
Draw a cumulative frequency step polygon for these data.
d)
How many packages cost less than 163p to send?
e)
How many packages cost less than 249p to send?
50
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