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            ______   _    _      ___              
    ___    /_   _// | || | ||   / _ \\    ____    
   /   ||   -| ||-  | || | ||  | / \ ||  |    \\  
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   \__ ||  /_____//  \____//    \___//   |  __//  
    -|_||  `-----`    `---`     `---`    |_|`-`   
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Text this: The mean-variance ratio test-A complement to the coefficient of variation test and the Sharpe ratio test