Is this Case Statement written correctly:
'AvgPayRate' = Case when sum(isnull(o.pay,0)) = 0 then 0
when sum (isnull(o.totalhours,0)) = 0 then 0 else sum(isnull(o.pay,0))/sum (isnull(o.totalhours,0)) end,
'AvgBillRate' = Case when sum(isnull(o.billing,0)) = 0 then 0...