LIBROS DEL AUTOR: david p gerard

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  • Baseball GPA
    David P. Gerard
    Gross Productivity Average, or GPA, is a new baseball statistic that measures performance. Accounting for the effect that each plate appearance or baserunning play has on scoring opportunities, it is reported on a scale similar to that for batting average, making it easy for the average fan to understand. Beginning with a detailed explanation of the statistic and its deriv...
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    58,70 €