from 1994 to 2006 Kelvin Sampson coached a team that plays in which conference ?
Kelvin Sampson:  He was a head coach at Montana Tech from 1981 to 1985, Washington State University from 1987 to 1994, the University of Oklahoma from 1994 to 2006, and Indiana University 2006 to 2008. Oklahoma Sooners men's basketball:  The Sooners play in the Big 12 Conference.
the Big 12 Conference