Study shows shorter referees call more fouls

[HokiePaul]

Originally Posted by rockyroad

If this was a study on the number of calls calls made by officials based on the officials height, why would they have to adjust the study based on race and experience???

I'm sure there are others with more statistics background who can give a better answer ... but basically, in order to make a claim that is statistically significant, they need to eliminate other potential causes as not significant.