The final bracket will be announced March 11th on CBS.
Xavier was the third No. 1 seed (Midwest Region) and Purdue, which lost twice this week, was the fourth No. 1 seed (West Region).
Michigan State basketball has been one of the top teams in college basketball this season.
With a month remaining until Selection Sunday, the NCAA selection committee released its preliminary bracket projection of the tournament's top 16 seeds on Sunday.
The No. 3 seeds are: Clemson (20-4), Texas Tech (21-4), Michigan State (24-3) and North Carolina (19-7).
The other Big Ten teams to make the cut were Purdue (No. 1 seed for the West Region) and Ohio State (No. 4 seed for the East Region). Cincinnati, 3. Michigan State, 4.
"The sleeper team to get to the 1 line is Texas Tech", Davis said, noting their current standing in the Big 12 and potential to pick up another big time win, when they face KU at home on February 24.
However, the Spartans are being pulled down by their overall strength of schedule, which is No. 94 in the nation.
After that, the Jayhawks will return to Allen Fieldhouse for arguably their two biggest games of the season - Saturday vs. Instead, the Spartans were named as one of the four No. 3 seeds. "Michigan State's still got a lot in front of it". The final week includes IL at home before closing out the season at Wisconsin.