The three stock-market factors produce a lower F, but we think the five-factor regressions provide the best model for returns and average returns on bonds and stocks. TERM and DEF dominate the variation in bond returns. And the variation in the expected values of TERM and DEF with business conditions is an interesting part of the variation through time in the expected returns on stocks and bonds that is missed by the F-test, which is concerned only with long-term average returns.