A random sample of ten used cars of a certain make and model
     A random sample of ten used cars of a certain make and model were drawn from a long list of used cars that were during the 1st quarter of 2005 . The selling price (in $ ,000) and age (in years) for cache car were reacted as shown below:  Estimate The selling price of a L1-year old car  Product the selling price of a L2 - year old car Interpret the estimate coefficient of the  Compute and plot the estimate errors  
  
  Solution

