In the packaging department of a large aircraft parts distributor, a fairly reliable estimate of packaging and processing costs can be determined by knowing the weight of an order. thus, the weight is a cost driver that accounts for a sizable fraction of the packaging and processing costs at this company. data for the past 10 orders are given as follows: a. estimate the b 0b0 and b 1b1 coefficients, and determine the linear regression equation to fit these data. b. what is the correlation coefficient (r)? c. if an order weighs 310310 lb, how much should it cost to package and process it? c

Biochemical corp. requires $600,000 in financing over the next three years. the firm can borrow the funds for three years at 10.80 percent interest per year. the ceo decides to do a forecast and predicts that if she utilizes short-term financing instead, she will pay 7.50 percent interest in the first year, 12.15 percent interest in the second year, and 8.25 percent interest in the third year. assume interest is paid in full at the end of each year. a)determine the total interest cost under each plan. a) long term fixed rate: b) short term fixed rate: b) which plan is less costly? a) long term fixed rate plan b) short term variable rate plan