Investment analysts generally believe that the interest rate on bonds is inversely related to the prime interest rate for loans. Use the following data to construct the least-squares regression line to predict bond rates by the prime interest rate: Bond Rate (%) Prime Interest Rate (%) 15 16 12 8 15 4 7 17 ( a ) Compute ΣΧ, ΣΧ, ΣΥ, ΣΥ2 and ΣΧΥ. (b) Find and interpret the slope of the estimated regression line (c) Find and interpret the intercept of the estimated regression line.

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