Following gives the number of accidents that occurred on florida state highway 101 during the last 4 months: month jan feb mar apr number of accidents 2525 4040 6060 105105 using the least-squares regression method, the trend equation for forecasting is (round your responses to two decimal places): modifyingabove y with carety = nothing + nothingx

Xinhong company is considering replacing one of its manufacturing machines. the machine has a book value of $39,000 and a remaining useful life of 5 years, at which time its salvage value will be zero. it has a current market value of $49,000. variable manufacturing costs are $33,300 per year for this machine. information on two alternative replacement machines follows. alternative a alternative b cost $ 115,000 $ 117,000 variable manufacturing costs per year 22,900 10,100 1. calculate the total change in net income if alternative a and b is adopted. 2. should xinhong keep or replace its manufacturing machine