The major types of bias in the observation bias group include recall bias, interviewer bias, follow-up bias and misclassification bias. Confounding is sometimes referred to as the third major class of bias. It is a function of the complex interrelationships between various exposures and disease.
Today's mortgage rates - April 20, 2017. Mortgage rates barely moved this week, but did decline just enough for 30-year rates to reach new lows for 2017. According to Freddie Mac, the average conforming 30-year fixed-rate mortgage shed two basis points (0.02 percent) to slide to 4.08 percent. Fifteen-year fixed rate mortgages eased a similar amount, with that .02 decline good enough to tie a low for the year.
1Fixed rates starting at 5.9% to 25.9% for loans, with an average rate of 13.44% for loans in the last 12 months ending May 15, 2016. Variable rates from 6.25% to 21.85% for lines of credit, with an average rate of 15.08% for lines of credit in the last 12 months ending May 15, 2016.