In this section we discuss uncertainty in the estimates of the slope and y-intercept for a regression line. Just as we identi ed standard errors for point estimates in previous chapters, we first disc...In this section we discuss uncertainty in the estimates of the slope and y-intercept for a regression line. Just as we identi ed standard errors for point estimates in previous chapters, we first discuss standard errors for these new estimates. However, in the case of regression, we will identify standard errors using statistical software.