Mortgage rates resume their record-setting ways

30- and 15-year fixed, 5-year ARM loans at new lows

Rates for most mortgages tracked by Freddie Mac hit record lows this week, as investors in mortgage-backed securities who fund home loans were reassured by signs that inflation remains at bay.

Rates on 30-year fixed-rate mortgages averaged 4.27 percent with an average 0.8 point for the week