CSEC Mathematics · May/June 2011 · Paper 2 · Question 7(c)(i)
Estimate from the graph the median mass of the packages.
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- 7(a)Copy and complete the table to show the cumulative frequency for the distribution.[2 marks]
- 7(b)Using a scale of 2 cm to represent 10 kg on the x-axis and 1 cm to represent 10 packages on the y-axis, draw the cumulative frequency curve for the data.[5 marks]
- 7(c)(ii)Estimate from the graph the probability that a package, chosen at random, has a mass which is LESS than 35 kg.[3 marks]
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