CSEC Mathematics · May/June 2009 · Paper 2 · Question 7(c)(i)
Use your graph from (b) above to estimate the median for the data.
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Practise this questionOther parts of this question
- 7(a)Copy and complete the table, showing the cumulative frequency.[2 marks]
- 7(b)On the answer sheet provided, use the values from your table to complete the cumulative frequency curve.[4 marks]
- 7(c)(ii)Use your graph from (b) above to estimate the number of students who waited for no more than 29 minutes.[2 marks]
- 7(c)(iii)Use your graph from (b) above to estimate the probability that a student, chosen at random from the group, waited for no more than 17 minutes.[2 marks]
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