"Six African and six white Polish males were used in the study, all between 25 to 35 years old. The men were also all dressed similarly - in blue shorts, dark sweaters, dark trousers and smart shoes".
While refusing entry to someone over their race is a disgrace, I would refuse entry to someone wearing shorts and trousers....except for Batman.
well, nightclubs don't let averybody in... it happened they were black... how many whites they didn't let in that night, did they check that too?
didn't bother reading the link did ya? :P