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Cambridge IGCSE Statistics practice

Paper 1 structured question: Time series

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1

Paper

4

Marks

Topic

Time series

Exam-style question

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Paper 1Statistical Techniques4 marks

A company recorded the number of products sold each month over six months as follows: January - 50, February - 65, March - 70, April - 60, May - 75, June - 80.

Data Table

Monthly Product Sales

Number of products sold each month

MonthProducts Sold
January50
February65
March70
April60
May75
June80
  1. a

    Plot Plot the data on a time series graph with months on the x-axis and products sold on the y-axis.

    Aim for approximately 4 distinct marking points.

    [4]

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Paper 1 structured question: Time series

Paper 1Statistical Techniques4 marks

Data Table

Daily Noon Temperatures

Temperature recorded at noon over five days

DayTemperature (°C)
115
217
316
418
520
  1. a

    Plot Plot the temperature data on a time series graph with days on the x-axis and temperature on the y-axis.

    Aim for approximately 4 distinct marking points.

    [4]