"Complaining about "sample sizes" is very common when people don't want to believe the results of a study"

"Now, this study doesn’t include demographic data like age or background, and one could argue that people playing Halo 3 don’t exactly make for an accurate sampling of all video game players. But it certainly does make for a relatively accurate sample of dudes who play games like Halo 3."

"Based on a representative sampling of 163 games of Halo 3 played last year"