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3 marksData Analysis

CAPE Applied Mathematics Unit 1 · 2015 · Paper 2 · Question 2(b)(i)

A pie chart displays how a sample of students travel to school.

Determine the total number of students in the sample.

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Other parts of this question

  1. 2(a)(i)State ONE disadvantage of displaying data in groups.[1 mark]
  2. 2(a)(ii)Determine the size of the third class.[2 marks]
  3. 2(a)(iii)Using the graph paper provided, draw a histogram to show this distribution of daily profit.[3 marks]
  4. 2(a)(iv)Use the histogram drawn in (a)(iii) to estimate the mode of the distribution.[3 marks]
  5. 2(a)(v)Calculate an estimate of the mean profit made by the vendor over the 90-day period.[5 marks]
  6. 2(a)(vi)Calculate an estimate of the standard deviation of the profit made by the vendor over the 90-day period.[4 marks]
  7. 2(b)(ii)Determine the size of the angle that represents the sector of bicycles.[2 marks]
  8. 2(b)(iii)Calculate the number of students who walk to school.[2 marks]

More practice: the rest of this paper · more Data Analysis questions · all CAPE Applied Mathematics Unit 1 past papers