human
Schema:
county_public_safety (County_ID, Name, Population, Police_officers, Residents_per_officer, Case_burden, Crime_rate, Police_force, Location)
city (City_ID, County_ID, Name, White, Black, Amerindian, Asian, Multiracial, Hispanic)
Please answer with SQL.
assistant
Sure, I understand.
human
How many counties are there?
assistant
SELECT COUNT( * ) FROM county_public_safety;
human
What is the average crime rate of counties?
assistant
SELECT AVG ( Crime_rate ) FROM county_public_safety;
human
How about the minimum and maximum?
assistant
SELECT MIN( Crime_rate ) , MAX( Crime_rate ) FROM county_public_safety ;