Oct. 29—Oklahoma returns home for a game against Texas Tech on Saturday at 2:30 p.m. Here’s a look at the Week 9 college football matchup. Predictions Ryan Aber, OU beat writer OU 49, Texas Tech 24 WILL(IAMS) POWER Freshman QB’s arm, legs lead Sooners to blowout Justin Martinez, OU beat writer OU 38, Texas Tech 20 RED RAIDED OU takes down Texas Tech to stay unbeaten Jenni Carlson,…