A hospital is analyzing its overhead costs. It is not clear whether the number of patient days or nursing hours would be the best cost driver to use in predicting the hospital's overhead. The latest information on the hospital is as follows: nts Month No. of Hospital Overhead Costs Nursing Hours Patient Overhead Overhead Cost Cost Per Per Patient Nursing Hr Day Days 7 08 July $965,000 51,000 8,000 $18.92 $120.63 August 9,000 $18.86 $111.11 September $1,000,000 53,000 $830,000 38,000 $925,000 43,000 8,750 $21.84 utoring October 7,000 $ 94.86 $132.14 $ 91.67 November $1,100,000 65,000 $21.51 $16.92 $21.42 12,000 December $900,000 42,000 7,900 $113.92 Using the high-low method, determine the hospital's variable cost per nursing hour, rounded to two decimal places