Jorgenson Corporation has provided the following data for the first five months of the year: Machine Hours January February March April May 240 320 400 300 340 Lubrication Cost $ 1,500 $ 1,600 $ 1,740 $ 1,580 $ 1,680 Using the least-squares regression method of analysis, the estimated monthly fixed component of lubrication cost is closest to: $1,144 $1,060 $1,050 $1,121