Readers of my two recent posts (here and here) on the Corporate Research Associates rolling poll for the Halifax Chronicle-Herald* should consider a new poll, commissioned by the right-wing Sun News Network, that shows a somewhat closer race than CRA's eyebrow-raising results. Sun headlined the 48-26-25 split, but it's worth noting that when Abacus Data, the firm that conducted it, counted only respondents it deemed likely to vote, the numbers edged closer to the CRA results: 51-26-23. The likely voter sample included only 243 respondents, which yields a sampling error of ±6.4 percent, 19 times out of 20, somewhat higher than...