Of course, it is impossible to conclude from such statistics who will win a future game. It is only one of the components that allow you to make an accurate prediction. Nevertheless, xG allows you to see how successful a particular team is in its offensive actions. Several conclusions can be drawn from there. For example, if the conditional Southampton has some problems with xG, and in the next round it will play Manchester City and will not have many chances, most likely the "saints" will lose.
Here's how else you can use xG to make bets:
Of course, it is impossible to conclude from such statistics who will win a future game. It is only one part of making an accurate prediction. Nevertheless, xG allows you to see how successful a particular team is in its offensive actions. Several conclusions can be drawn from there. For example, if the conditional Southampton has some problems with xG, and in the next round it will play Manchester City and will not have many chances, most likely the "saints" will lose.