He lived in Arizona which is hot and a school full of space-heaters (humans) will probably run AC more often than heat.
What grandparent commenter showed was the school district's numbers are plausible. I doubt the district entered into a legal battle without first consulting an engineer or two about the electric costs.
What grandparent commenter showed was the school district's numbers are plausible. I doubt the district entered into a legal battle without first consulting an engineer or two about the electric costs.