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Foundation + Environmental Quality Index; Residual standard error: 10.5 on 2236 degrees of freedom; Multiple R-squared: 0.6197, Adjusted R-squared: 0.6114; F-statistic: 74.36 on 49 and 2236 DF, p-value: < 2.2 × 10−16; Significance codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1.
