Eastern Michigan pulled ahead after a close first period on an 11-1 run highlighted by 3-pointers by Ward and Okoloji. The Eagles led 31-19 at halftime.
Missouri State battled back in the second half to trail by six, 55-49, on a Gavin Thurman 3 with 8:09 to play. But the Eagles answered with an 11-6 run to open the gap once again and lead 66-55 with 3:58 remaining and held on for the win.
Marcus Marshall scored 21 points and had six rebounds for the Bears (5-6).