If x is a random variable, and random variable y is defined as follows, y = a + bx, then u= |b| o . Naim 04:32 AP Statistics Chapter 6 If x is a random variable, and random variable y is defined as follows, y = a + bx, then u= |b| o . Answer: False, o= |b| o. Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+