A financial analyst uses the following model to estimate a firm’s stock return: Return = ?0 + ?1P/E + ?2P/S + , where P/E is a firm’s price-to-earnings ratio and P/S is a firm’s price-to-sales ratio. A portion of the regression results is shown in the following table.,a. Calculate the standard error of the estimate.,b. Calculate and interpret the coefficient of determination.,c. Calculate the corresponding adjustedR2.

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