Avg. stock price ($) 35.854 34.820 33.662 38.310 36.810 35.900

Annual Revenue ('000) 46407 41908 43908 51750 49647 49227

a. Determine the regression equation. Show your work to get full credit.

b. Calculate the predicted average stock price for Pfizer if its annual revenue is 55000 (i.e., 55,000*1000 = $55,000,000).

c. Test at a 5% significance level whether there is relationship (or not) between average stock price and annual revenue for Pfizer. Conduct a two-tail test.