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Question 1
4 marksThe cumulative frequency table shows the height, in cm, of some tomato plants.
| Height | Cumulative Frequency |
|---|---|
| 140<h≤150140 < h \leq 150140<h≤150 | 7 |
| 140<h≤160140 < h \leq 160140<h≤160 | 17 |
| 140<h≤170140 < h \leq 170140<h≤170 | 32 |
| 140<h≤180140 < h \leq 180140<h≤180 | 51 |
| 140<h≤190140 < h \leq 190140<h≤190 | 57 |
| 140<h≤200140 < h \leq 200140<h≤200 | 60 |
What is the definition of cumulative frequency?
Revision notes for AQA GCSE Maths Cumulative Frequency. Open the guide for explanations and worked examples. Written against the AQA GCSE Maths (8300) specification, so the content matches what's examinable rather than general Maths background.
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The frequencies for the intervals 0–10, 10–20, 20–30 and 30–40 are 4, 7, 11 and 6. What is the cumulative frequency up to 30?