Edexcel Gcse Mathematics (Linear) - Cumulative Frequency Page 4
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2. The table shows information about the amount spent by 100 customers in a supermarket.
Amount spent (£n)
Frequency
18
0 < n
20
22
20 < n
40
35
40 < n
60
15
60 < n
80
8
80 < n 100
2
100 < n
120
(a) Complete the cumulative frequency table for this information.
Cumulative
Amount spent (£n)
frequency
18
0 < n
20
0 < n
40
0 < n
60
0 < n
80
0 < n
100
0 < n
120
(1)
(b) On the grid, draw a cumulative frequency graph for your table.
(2)
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