week	Portfolio
1	1.928%
2	1.934%
3	-1.747%
4	-4.764%
5	3.925%
6	1.929%
7	-1.193%
average	0.288%
Standard deviation	2.977%
alpha	-0.002

Since you know that according to the CAPM the intercept of these regressions (i.e. alpha) should be zero, this coefficient can be used as a measure off the value added provided by the investment manager. Which funds have statistically outperformed and underperformed the market using a two-sided 95% confidence interval? (Note: the relevant t-statistic using 60 observations is 2.00,the hypothesis : ).