question archive Used cars 2007
Used cars 2007
Subject:Computer SciencePrice: Bought3
Used cars 2007. Classified ads in the Ithaca Journal offered several used Toyota Corollas for sale. Listed below are the ages of the cars and the advertised prices.
a) Make a scatterplot for these data.
b) Describe the association between Age and Price of a used Corolla.
c) Do you think a linear model is appropriate?
d) Computer software says that R2 = 94.4%. What is the correlation between Age and Price? e) Explain the meaning of in this context.
f) Why doesn’t this model explain 100% of the variability in the price of a used Corolla?
