Seasonal Adjustment - What it is and the 6 adjustment factors

Wednesday Sep 5th, 2018


With real estate statistics, the most common comparison is straight-up year-over-year comparisons of actual numbers (e.g. May 2018 vs. May 2017). TREB has also increasingly been mentioning the Home Price Index ("HPI") and Seasonally Adjusted ("SA") numbers. And people are skeptical of them. I know I was skeptical about them too because they are calculated in a mysterious black box and we don't know what numbers go in there and how they do things. TREB is so biased that... [read more]