Leave it to the University of Michigan to think that 250 respondents per company is a sufficient sample for a published study of consumer satisfaction.
Anyway, Wikipedia beats YouTube, Facebook, and MySpace, if you disregard margin of error.
Cedric
QUOTE(thekohser @ Tue 20th July 2010, 9:44pm)
Leave it to the University of Michigan to think that 250 respondents per company is a sufficient sample for a published study of consumer satisfaction.
Anyway, Wikipedia beats YouTube, Facebook, and MySpace, if you disregard margin of error.