Viking vs Tromsø prediction

Viking have won 3 of their last 5, while Tromsø have taken 5 points from their last 5. Viking average 3.8 scored and 1.1 conceded at home, while Tromsø average 1.9 scored and 1.9 conceded away from home. When they last met, Viking won 3-1 against Tromsø. Our model expects Viking to score about 2.3 and Tromsø about 1.2. Viking should win this, and a draw only returns the stake.