The following data is used in the next three questions. Labour Overhead Month Hours (X) Costs (Y) Jan 200 $415 Feb 175 $385 Mar 290 $520 Apr 300 $534 May 185 $403 Jun 265 $490 Jul 160 $372 Aug 320 $564 What is the slope of this data, using the high-low method? $0.83 O $1.20 $1.76 $180 Continue from the previous question Labour Overhead Month Hours (X) Costs (Y) Jan 200 $415 Feb 175 $385 Mar 290 $520 Apr 300 $534 May 185 $403 265 $490 Jul 160 $372 Aug 320 $564 Which of the following choices represents the highest and lowest respective coordinates of activity level and corresponding total overhead costs? Jun ($564, 320 labour hours), ($372, 160 labour hours) (320 labour hours, $564), (160 labour hours, $372) (160 labour hours, $372), (320 labour hours, $564) ($372, 160 labour hours), ($564, 320 labour hours)