Economic Statistics – Homework Assume the following simple regression model Y i = β 1 + 2 X i + e i 1. Give the data in the following table a. Estimate b 1 and b 2 and interpret the result b. Calculate and interpret the R 2 c. Test the null hypothesis that the slope of this line is equal to zero against the alternative that the slope is larger than zero, d. Calculate and interpret the standard error of regression. 2. Company A has experienced that their sales is closely related to the rate of growth of GDP. For years 1998-2002 the figures for company's sale and growth rate of GDP are as
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