The Penalty Blog

Insights, research, and analysis on football analytics.

How Much Does Luck Affect Football?

Published on April 30, 2013 by Martin Eastwood

I’ve written a new article for Betting Expert quantifying how much luck affects football...

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What Is A Meaningful Sample Size?

Published on April 28, 2013 by Martin Eastwood

I had an article published at Betting Expert last week looking at how to determine statistically how much data you need to make accurate predictions...

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EI Match Probabilities for the English Premier League

Published on April 26, 2013 by Martin Eastwood

It’s been a busy day but I’ve finally got the probabilities for this weekend’s matches completed....

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EI Match Probabilities for the English Premier League

Published on April 19, 2013 by Martin Eastwood

It’s been a busy day but I’ve finally got the probabilities for this weekend’s matches completed....

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EI Match Predictions for the English Premier League

Published on April 12, 2013 by Martin Eastwood

Here we go with this week’s predictions from the Eastwood Index (EI)!...

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EI Match Predictions for the English Premier League

Published on April 05, 2013 by Martin Eastwood

A couple of weeks back I demonstrated how the EI is more accurate than the bookies based on rank probability scores but a few people have asked if I can do something a bit simpler so...

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Understanding Total Shot Ratio in Football

Published on April 02, 2013 by Martin Eastwood

The use of Total Shot Ratio (or TSR) seems to have slowly been gaining ground so I thought it would be worth analyzing the statistic in more detail to see what it can and cannot do.

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EI Match Predictions for the English Premier League

Published on March 28, 2013 by Martin Eastwood

After last week’s international matches, domestic football is finally back so here are this weekend’s match predictions using my EI predictive model. Let’s see if it can keep up its good form and c...

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How Accurate Are The EI Football Predictions?

Published on March 21, 2013 by Martin Eastwood

Unfortunately time caught up with me last week and I was unable to post any predictions from my Eastwood Index. However, since then I have been busy validating the results to see how accurate the p...

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Is Brendan Rogers Improving Liverpool?

Published on March 13, 2013 by Martin Eastwood

As well as using my EI Index to predict future matches, it can also be used to look back at how team’s performances have changed over time. An interesting example is Liverpool, who sacked Kenny Da...

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