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Saturday, December 5, 2009, 11:07AM ET - U.S. Markets Closed. Dow Up 0.22% Nasdaq Up 0.98%
PowerShares WilderHill Clean Energy (PBW)On Dec 4: 10.45  Up 0.03 (0.29%)  
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Risk  As of 31-Oct-09Get Risk for:
RISK (MODERN PORTFOLIO THEORY) STATISTICS 
3 Years
StatisticPBWCategory
Alpha (against Standard Index)-1.2110.45
Beta (against Standard Index)1.691.23
Mean Annual Return-0.990.28
R-squared (against Standard Index)70.6955.61
Standard Deviation39.47N/A
Sharpe Ratio-0.360.04

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