試題詳解

9.Dandy Manufacturing Company uses two different independent variables (machine-hours
and number of packages) in two different equations to evaluate costs of the packaging
department. The most recent results of the two regressions are as follows:
Machine-hours:

What is the estimated total cost for the coming year if 1,200 machine hours are incurred and
the department has 12,700 packages to be handled, based upon the best cost driver?
(A)$71,363
(B)$64,228
(C)$898,013
(D)$291,486