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.
Mortgage rates today on 30 year loans are averaging 3.89 percent, down from last weekâs average 30 year rate of 4.00 percent. Average rates are at 3.89 percent but there are many lenders quoting rates below the average.The lowest 30 year conforming rates in our rate database are quoted at 3.50 percent with points.ortgage rates today on 30 year loans are averaging 3.89 percent, down from last weekâs average 30 year rate of 4.00 percent. Average rates are at 3.89 percent but there are many lenders quoting rates below the average.