Find estimated regression model

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Chevrolet, Ferrari, and Jaguar produced a variety of classic cars that continue to increase in value. The data in the Excel file Classic show the rarity rating (1-20) and the high price (Sh.000) for 15 classic cars and is based upon the Martin Rating System for Collectible Cars.

  1. Develop a scatter diagram of the data using the price as the dependent variable and rarity rating as the independent variable. Does a simple linear regression model appear to be appropriate? Explain.
  2. Fit a regression model of the form and interpret the value of the parameter.
  3. Do you prefer the estimated regression model developed in part (a) or part (b)? Explain

Reference no: EM133082936

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