Could use some help thanks!

Hemmer Company is accumulating data to use in preparing its annual profit plan for the coming year. The cost behavior pattern of the maintenance costs must be caftermined. The accounting staff has suggested the use of linear regression to detive on equation for mointenance hours and costs. Data rogarding the maintenance hours and costs for the lost year and the results of the regression analysis follow At 400 hours of activity, Hammer management can be approximately two-thirds confident that the maintenance costs will be in the range of Hemmer Company is accumulating data to use in preparing its annual profit plan for the coming year. The cost behavior pattern of the maintenance costs must be caftermined. The accounting staff has suggested the use of linear regression to detive on equation for mointenance hours and costs. Data rogarding the maintenance hours and costs for the lost year and the results of the regression analysis follow At 400 hours of activity, Hammer management can be approximately two-thirds confident that the maintenance costs will be in the range of