The manager of a firm that owns several stores in Australia wants to examine the effects of the spending on corporate social responsibility (CSR) on profitability across stores. He collects data on CSR and profit ($000s) from 20 stores located in different cities, and estimates the following regression equation:

Profiti = Bo + B1CSRi + Ei The output when using Excel to estimate the equation is given below: SUMMARY OUTPUT Regression Statistics Multiple R 0.47 R Square A Adjusted R Square 0.18 Standard Error 44.37 Observations 20 ANOVA SS MS F Significance F Regression 1 10203.64 10203.64 5.18 0.04 Residual 18 35440.11 1968.89 Total 19 45643.75 Coefficients Standard Error t Stat P-value Intercept B 31.38 6.41 0.00 CSR 2.63 C 2.28 0.04