A Level Maths
A Level Maths Correlation and Regression Exam Questions
Free A Level Maths exam questions on Correlation and Regression, with full model answers. Covers scatter diagrams, correlation (interpretation), regression lines (interpretation), interpolation.
Correlation and Regression exam questions
1 question pack of real past exam questions with its mark scheme. Answer every question without notes, then mark your answers line by line against the mark scheme.
About A Level Maths Correlation and Regression
Correlation and Regression is part of Statistics in A Level Maths. These questions suit AQA, Edexcel, OCR A, OCR B (MEI), WJEC, Edexcel International and CCEA A Level Maths students. Answer the pack without notes, then mark every line against the model answers and redo the questions you dropped marks on.
What you need to know
- Correlation Strength and direction, PMCC.
- Regression y = a + bx and interpretation.
- Hypothesis tests Testing for correlation.
Common mistakes in Correlation and Regression
- Saying correlation proves causation.
- Extrapolating with regression.
Try two Correlation and Regression exam-style questions
1. State what a PMCC near −1 shows. (1 mark)
Show the mark scheme answer
Strong negative linear correlation
2. Why is extrapolation unreliable? (1 mark)
Show the mark scheme answer
The model may not hold outside the data
Correlation and Regression FAQs
Which exam boards include Correlation and Regression?
These questions suit AQA, Edexcel, OCR A, OCR B (MEI), WJEC, Edexcel International and CCEA A Level Maths.
Is Correlation and Regression pure, mechanics or statistics?
Correlation and Regression is part of Statistics.
How should I use these Correlation and Regression questions?
Answer every question without notes, then check each line against the model answers and redo any you got wrong.
