In the second half, Greg Alexander hit a 3-pointer to spark a 9-0 run that stretched the Mountaineers' lead to 49-36 with 14:14 to go, and they held off Central Connecticut State the rest of the way.
The Blue Devils cut the deficit to 60-54 on Khalen Cumberlander's layup with 4:42 to play before losing their 10th straight.
Cumberlander finished with a career-high 26 points.
Florida A&M 54, Coppin State 53: Derrick Dandridge made a layup with 0.4 of a second left and the host Rattlers (4-11, 2-0 Mid-Eastern Athletic Conference) beat the Eagles (2-15, 1-1).
Marcus Barham scored 18 points and made five 3-pointers to lead Florida A&M, which has won consecutive games since ending a 10-game skid. Desmond Williams added 13 points on 5-for-8 shooting. Dandridge added seven points and grabbed a game-high eight rebounds. The Rattlers outrebounded Coppin State 40-31.