A Company's Sales in the Period 2000 to 2011 Along

question 37

Essay

A company's sales in the period 2000 to 2011 along with the national income of the country, where the business is set up, are as below.

Test whether each of the regression parameters β₀ and β₁ is equal to zero at a 0.05 level of significance. What are the correct interpretations of the estimated regression parameters?

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