With the line set at 3.5, the bookmaker prices the Over at 51 %. Odd average 1.8 goals scored and 1.6 conceded, Sandnes Ulf 1.4 and 3.0; expected total is 3.4, so the probability of Over 3.5 is about 53 %.
Odds of 1.67-4.80-3.67 translate into implied probabilities of 54 % home win, 19 % draw and 27 % away win. Given home advantage and better recent form, Odd’s real chance of victory is closer to 55 %.