Why do Zillow estimates change so drastically from week to week and how do appraisers actually value a house compared to the app
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
Why do Zillow estimates change so drastically from week to week and how do appraisers actually value a house compared to the app
1 real search · 1 real-search pass
Zillow Zestimate how it works accuracy factors official Zillow; appraisal sales comparison approach adjustments Fannie Mae appraisal comparable sales guideGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 1 queries…
Searches and sources
ChatGPT1 real searches · gpt-6
Zillow Zestimate how it works accuracy factors official Zillow; appraisal sales comparison approach adjustments Fannie Mae appraisal comparable sales guide Google ↗
- Sales Comparison Approach Section of the Appraisal Report · guide-selling.fanniemae.com
- Adjustments to Comparable Sales · selling-guide.fanniemae.com
- How Accurate Is My Zestimate, and Can I Influence It? · zillow.com