I was looking up something else entirely and happened upon this, for what it's worth...
Most of the 34 at-large selections on Selection Sunday go to major-conference teams. The following are currently considered by most experts to be the major conferences in college basketball: [12] [13] [14]
Atlantic Coast Conference (ACC)
Big East Conference
Big Ten Conference
Big 12 Conference
Missouri Valley Conference (The Valley, MVC)
Pacific Ten Conference (Pac-10)
Southeastern Conference (SEC)
The Missouri Valley Conference, once regarded as one of the top conferences in all of college athletics from the 1940s through the 1970s due in part to its dominance in men's basketball (17 Final Fours in 35 years, second only to the Big 10 during that span), has again gained recognition as a "major" conference. [15] [16] The Valley has now placed at least two teams in every NCAA tournament since 1998, and in the 2005-06 season, six of its ten teams were considered possible at-large NCAA entrants, with four eventually entering the tournament (Southern Illinois as tournament champion, plus three at-large), while the remaining two teams went on to accept top-two seeds in the NIT.
Most of the 34 at-large selections on Selection Sunday go to major-conference teams. The following are currently considered by most experts to be the major conferences in college basketball: [12] [13] [14]
Atlantic Coast Conference (ACC)
Big East Conference
Big Ten Conference
Big 12 Conference
Missouri Valley Conference (The Valley, MVC)
Pacific Ten Conference (Pac-10)
Southeastern Conference (SEC)
The Missouri Valley Conference, once regarded as one of the top conferences in all of college athletics from the 1940s through the 1970s due in part to its dominance in men's basketball (17 Final Fours in 35 years, second only to the Big 10 during that span), has again gained recognition as a "major" conference. [15] [16] The Valley has now placed at least two teams in every NCAA tournament since 1998, and in the 2005-06 season, six of its ten teams were considered possible at-large NCAA entrants, with four eventually entering the tournament (Southern Illinois as tournament champion, plus three at-large), while the remaining two teams went on to accept top-two seeds in the NIT.