Update README.md

README.md

@@ -17,7 +17,7 @@ license: cc-by-4.0
 language:
 - en
 size_categories:
-- 1K<n<10K
+- 10K<n<100K
 pretty_name: Street Review Dataset
 annotations_creators:
 - crowdsourced
@@ -123,7 +123,7 @@ The `metadata.csv` file contains attributes such as:
 
 ### Evaluations
 
-Each CSV file in `street_eval/` includes ratings from various demographic groups:
+Each CSV file in `street_eval/` includes ratings from various demographic groups. Ratings are based on a 1-4 scale. For example, a score of 1 for accessibility means "not accessible," scores of 2 or 3 indicate "average accessibility," and a score of 4 represents "highest accessibility."
 
 | Field                     | Description                     |
 |---------------------------|---------------------------------|