In preparing the annual profit plan for the coming year, wilkens company wants to determine the cost behavior pattern of the maintenance costs. wilkens has decided to use linear regression by employing the equation y = a + bx for maintenance costs. the prior year's data regarding maintenance hours and costs, and the results of the regression analysis are given here. hours maintenance of activity costs sum 4,480 $43,200 average 400 3,600 average cost per hour = $9.00; a = 684.65; b = 7.2884; standard error of a = 49.515; standard error of b = .12126; standard error of the estimate = 34.469; r2 = .99724. based upon the data derived from the regression analysis, 420 maintenance hours in a month would mean the maintenance costs (rounded to the nearest dollar) would be budgeted at:

15 pounds of apples and 6 cups of flour

engine assembler, survey reasearcher, auditor

it's obviously d. it could be c though.

of the three mortgage options that demarco and tanya have to choose from, the balloon payment mortgage would be their best option, over adjustable payment and fixed payment plans.ultimately, the balloon payment plan would save demarco and tanya overall, in interest, would cost less monthly, and they would only have to make these payments for 8 years, opposing to 30 years for adjustable or fixed payment plans. 

overall, demarco and tanya would save $80,811 if they chose balloon payments over fixed payments, and would save $116,711 if they choose balloon payments over adjustable payments. benefits with choosing fixed payments over adjustable payments is that, in the end, the payments will still be $836.30 a month, while with adjustable payments, the initial monthly payments will be $763.38 to $1082.70 a month, ultimately leading to a more costly purchase. benefits with choosing fixed payments over balloon payments are not present. benefits in choosing adjustable payments over is that it has a lower interest rate, and starts with lower monthly payments initially. benefits in choosing adjustable payments over balloon payments include a lower interest rate, and lower initial monthly payments. benefits in choosing balloon payments over fixed payments include lower interest rates, lower overall price, lower monthly payments, takes less time to pay off, and does not require a downpayment. benefits in choosing balloon payments over adjustable payments include, lower monthly payments (when averaged), takes less time to pay off, and lower overall price.

hence, option c, balloon payments, is the best option for demarco and tanya to make this purchase, for it will save them a minimum of $80811, and a maximum of $116,711.