Foundation & Higher

Scatter graphs GCSE questions

Scatter graphs GCSE questions with worked answers. Attempt them first, then check. Full method is on the Scatter graphs lesson.

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Cover the answers. Write your working. Then compare. Interactive marking and a personalised plan are on ReviseEasy.

Practice questions

Cover the answers and have a go first. Worked solutions are underneath.

Question 1 [1 mark]

As x increases, y decreases. What correlation is that?

Question 2 [1 mark]

Why might a line of best fit be unreliable for a value far outside the data?

Common mistakes

Answers and working

Q1. Negative
Q2. Extrapolation — the trend may not continue

Frequently asked questions

Where is the full lesson?

See Scatter graphs: https://revise-easy.com/gcse-maths/statistics/scatter-graphs/

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