Armer Company is accumulating data to use in preparing its annual profit plan for the coming year. The cost behavior pattern of the maintenar of linear regression to derive an equation for maintenance hours and costs Data regarding the maintenance hours and costs for the last year a points (8 +23:02 Maintenance Month Cost Jan. $ 5,150 Feb. 3,950 Mar. 4,550 Apr. 3,770 May 5,300 June 3,910 July 3,989 Aug. 5,420 Sept. 5,210 Oct. 5,000 Nov. 4,250 Dec. 4,110 Sum $54,689 Average $ 4,550 Average cost per hour a (intercept) b (coefficient) Standard error of the estimate R-squared t-value for b Machine Hours 860 780 780 680 880 690 700 1, eee 878 850 730 72e 9,468 $ 788 6.00 $ 125.35 5.9307 171.887 0.9314 11.648 The coefficient of determination for Armer's regression equation for the maintenance activities is Multiple Choice o 171.8871404 444 Armer Company is accumulating data to use in preparing its annual profit plan for the coming year. The cost behavior pattern of the maintenar of linear regression to derive an equation for maintenance hours and costs Data regarding the maintenance hours and costs for the last year a points (8 +23:02 Maintenance Month Cost Jan. $ 5,150 Feb. 3,950 Mar. 4,550 Apr. 3,770 May 5,300 June 3,910 July 3,989 Aug. 5,420 Sept. 5,210 Oct. 5,000 Nov. 4,250 Dec. 4,110 Sum $54,689 Average $ 4,550 Average cost per hour a (intercept) b (coefficient) Standard error of the estimate R-squared t-value for b Machine Hours 860 780 780 680 880 690 700 1, eee 878 850 730 72e 9,468 $ 788 6.00 $ 125.35 5.9307 171.887 0.9314 11.648 The coefficient of determination for Armer's regression equation for the maintenance activities is Multiple Choice o 171.8871404 444