Football prediction guides

Short, practical guides to the ideas behind football predictions.

• Understanding xG

  What expected goals measure, and why they help predictions.

• BTTS predictions

  How "both teams to score" is estimated and settled.

• Over/Under predictions

  Goal lines, what "over 1.5" means and how probabilities are derived.

• Prediction confidence

  How to read a probability, and what it cannot tell you.

• Prediction terminology

  A glossary of the terms used on FootIQ.

• How statistics are analysed

  From raw match data to model inputs.

• How predictions work

  The basic idea, step by step.