"I would approach recruiting a little differently than he does," Oklahoma State AD Mike Holder said.
The Cowboys are now 18-13 on the year, but just 8-10 in Big 12 play.
Three ranked Big 12 teams fell Saturday to unranked opponents.
Carroll was one of Oklahoma State's leading scorers last season.
A grand jury is expected to indict the 10 people arrested in connection with the fraud, bribery and corruption scandal around college hoops.
Four assistant coaches from prominent basketball programs in the United States are among 10 people facing federal charges.
Four assistant coaches from prominent programs are among 10 people facing federal charges, the DOJ and FBI announced.
Oklahoma State hired Fogler Consulting Firm in a search that lasted six days, and consisted of four interviews that came internally.