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Scatter Graphs

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Question 40

Maya measured the height and arm span of 9 different people. She was asked to display the data on a scatter graph. Here is her answer.

A scatter graph showing Arm Span (y-axis) versus Height (x-axis). The y-axis scale goes 0, 150, 160, 170, 180, 190, 200. The line of best fit is drawn significantly above the plotted points.

Height (cm)Arm Span (cm)
150148
155156
162158
168166
172175
178170
182182
188184
192195

Maya has plotted the points accurately.

Write down two things that are wrong with her answer.

[2]
Markscheme

Scatter Graphs Questions

  1. GCSE
  2. /Maths
  3. /Scatter Graphs

54 exam-style questions on OCR GCSE Maths Scatter Graphs. Each one has a worked solution and a mark scheme showing where the marks go.

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