Quote:
Originally Posted by 'Hamas' Jenkins
That's just not true. The ball picks up moisture, which makes it harder to throw for both distance and accuracy. A slicker ball is easier to fumble. It's harder to throw a ball accurately in windy conditions, and it's significantly harder to kick field goals. A cold ball is also heavier in colder conditions because the air inside the football is denser. The ball will also travel a shorter distance when kicked. This is true across all sports.
http://www.advancednflstats.com/2012...n-passing.html
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Yours discusses yardage. Here is the same source on scoring. Home teams score slightly more. Visitors score slightly less.
http://www.advancednflstats.com/2008...n-scoring.html