Say you buy a new car in 2010 for $23,000 and depreciates linearly so that in
2015 the car is worth $5000. For this linear depreciation, find the equation (y =
mx + b). Then use that equation to find out what year the car will be worth $0. Go
out two decimal places

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0