Expected goals (xG) is a football metric, which allows you to correctly evaluate team and player performance.
At understat.com they believe that in a low-scoring game such as football, final match score does not provide a clear picture of performance.
They say more and more sports analytics turn to advanced models like xG, which is a statistical measure of the quality of chances created and conceded.
Their goal was to create the most precise method for shot quality evaluation.
Here's how the current Premier League table looks according to their methods…
Simply scroll down and click through to see where your Premier League team stands in the understat.com league table: