Stats are a very useful tool that reveal crucial information and smart operators can take full advantage of them .Any half-arsed high school mathematician will tell you that any "football" stat is meaningless without pages of explanatory notes. They are simply interesting pieces of information ... as a quantitative guide they can be useful, however as a qualitative guide they are limited.
One game cannot be compared to another game unless it was played against exactly the same opposition at the same time of day at the same location with the same refs with the same weather conditions with exactly the same team-mates inter-changed at exactly the same time with the same penalty count etc etc ad nauseum .......
It is a "stat" that we won when Kapow was suspended ..... so is it then a fact that we go better when he is suspended .......
Stats are critical to a modern day coaches game plan. Elite coaches like Bellamy use stats to make better decisions on game day .
The astute and Incomparable Immortal Bob Fulton was big on stats when he coached Manly and Australia .