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Learn

Module overview

What correlation is

Correlation is not cause

The correlation coefficient

CORREL in Excel

What regression does

r squared

Regression in Excel

A worked line

A weak line

Setting targets

Use it with care

Sustainability lens

Practise

Regression practice: question 1 of 10

Regression practice: question 2 of 10

Regression practice: question 3 of 10

Regression practice: question 4 of 10

Regression practice: question 5 of 10

Regression practice: question 6 of 10

Regression practice: question 7 of 10

Regression practice: question 8 of 10

Regression practice: question 9 of 10

Regression practice: question 10 of 10

Review game

Correlation and regression crossword

Chapter 19 of the Green Belt handbook covers correlation and regression. You will read the correlation coefficient, use Excel to find it, fit a line to predict results, and work backwards from a target to the input setting you need.

Correlation and Regression: Linking Inputs to Results

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