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Q19: Question – Paper 1 – June 2017
Q19: Question – Paper 1 – June 2017
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19)
Here is some information about the marks of 60 students in a test.
19)
Here is some information about the marks of 60 students in a test.
a) On the grid, draw a cumulative frequency graph.
[3 marks]
b) Use your graph to estimate the lowest mark of the top 20% of students.
[2 marks]