The number of blood tests performed and the related costs over the last nine months in Brentline Hospital are given below: Blood Tests Blood Test Costs $33,690 $37,470 $29,774 $27,366 $28,856 $24,270 $26,276 $30,578 $31,752 Month January February March April May June July August September Performed 5,695 6,650 5,045 Y = 4,605 4,790 3,900 4,415 5,235 5,365 Required: 1. Using the high-low method, estimate the cost formula for blood tests. (Round cost per unit answer to 2 decimal places.) X

The number of blood tests performed and the related costs over the last nine months in Brentline Hospital are given below: Required: . Using the high-low method, estimate the cost formula for blood tests. (Round cost per unit answer to 2 decimal places.)