See the infographic in the blog post bellow
http://blog.reyjunco.com/how-college-students-find-and-use-information-info…
7 out of 10 students use Wikipedia, according to this reseach.
I haven't checked the details and reliability of the research.
Tom
--
Everton Zanella Alvarenga (also Tom)
"A life spent making mistakes is not only more honorable, but more
useful than a life spent doing nothing."