Getting whipped by a downtrodden Oklahoma squad came back to haunt Alabama. So did a historic loss to Vanderbilt.That’s because the Crimson Tide (9-3) were passed over for the inaugural 12-team College Football Playoff when the selections were announced on Sunday.Alabama appeared in good shape to make the playoffs until visiting the Sooners and losing 24-3 on Nov. 23. Oklahoma finished the regular season with a 6-6 mark.SMU (11-2) earned the final at-large spot despite losing to Clemson 34-31 in the Atlantic Coast Conference title game on Saturday night.”I think it’s the right decision,” Mustangs coach Rhett Lashlee told CBS Sports said. “… We didn’t ever have a bad loss.”Selection committee chairman Warde Manuel said it was a tough choice to take the Mustangs over the Crimson Tide.”We looked at the number of wins Alabama had against ranked opponents,” Manuel, the Michigan athletic director, told ESPN. “We looked at SMU’s schedule and they were undefeated in conference. Their losses were to ranked teams.”We also looked at Alabama’s losses to unranked teams. It was quite a debate. We value strength of schedule and that’s why Alabama as a three-loss team is ranked ahead of teams that have two losses.”SMU’s loss to then-No. 17 Clemson came on a last-second field goal in Saturday night’s Atlantic Coast Conference title game. The Mustangs also lost 18-15 at BYU on Sept. 6. SMU beat then-No. 22 Louisville on the road and then-No. 18 Pitt in Dallas.”Losing on a last-second field goal … we felt SMU still had the nod over Alabama,” Manuel said of the Mustangs’ loss to Clemson. “… It’s just looking at the entire body of work over both teams.”Alabama’s other two losses included the shocking 40-35 stumble at Vanderbilt on Oct. 5 that marked the Commodores’ first-ever win over a No. 1-ranked team. The Crimson Tide also lost 24-17 to then-No. 11 Tennessee on Oct. 19.