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  3. Exploratory Data Analysis in SQL

Exercise

Division

Compute the average revenue per employee for Fortune 500 companies by sector.

Instructions

100 XP
  • Compute revenue per employee by dividing revenues by employees; use casting to produce a numeric result.
  • Take the average of revenue per employee with avg(); alias this as avg_rev_employee.
  • Group by sector.
  • Order by the average revenue per employee.