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    American Century One Choice 2020 R (ARBRX)

    11.89 Up 0.01(0.08%) Aug 28

    Risk as of Jul 30, 2015Get Risk for:
    Risk Overview 
    Morningstar Risk Rating:2
    Number of Years Up6
    Number of Years Down0
    Best 1 Yr Total Return(Dec 30, 2009):19.38%
    Worst 1 Yr Total Return(Dec 30, 2011):1.99%
    Risk (Modern Portfolio Theory) Statistics 
    3 Years
    Alpha (against Standard Index)0.35-0.14
    Beta (against Standard Index)0.860.92
    Mean Annual Return0.630.62
    R-squared (against Standard Index)95.4691.16
    Standard Deviation4.805.18
    Sharpe Ratio1.561.42
    Treynor Ratio8.808.15
    5 Years
    Alpha (against Standard Index)0.48-0.34
    Beta (against Standard Index)0.890.95
    Mean Annual Return0.670.65
    R-squared (against Standard Index)97.6391.87
    Standard Deviation6.947.60
    Sharpe Ratio1.161.02
    Treynor Ratio9.098.30
    10 Years
    Alpha (against Standard Index)N/A-2.09
    Beta (against Standard Index)N/A1.12
    Mean Annual ReturnN/A0.43
    R-squared (against Standard Index)N/A96.01
    Standard DeviationN/A11.04
    Sharpe RatioN/A0.35
    Treynor RatioN/A2.97