What is the R square of the model? What is the ANOVA table results and the standardized coefficient weight for the extraversion score? Is having an extraverted personality a good predictor of one's optimism?

Variables Entered /Removeda Variables Variables Model Entered Removed Method 1 PIP Enter Extraversion Total Score (10 items) a. Dependent Variable: Life Orientation Test (LOT) Total Score (Sum of 10 items) b. All requested variables entered. Model Summary Adjusted R Std. Error of Model R R Square Square the Estimate 1 443 a .197 188 3.945 a. Predictors: (Constant), IPIP Extraversion Total Score (10 items) ANOVAa Sum of Model Squares df Mean Square F Sig. Regression 354.114 1 354.114 22.748 000 Residual 1447.717 93 15.567 Total 1801.832 94 a. Dependent Variable: Life Orientation Test (LOT) Total Score (Sum of 10 items) b. Predictors: (Constant), IPIP Extraversion Total Score (10 items) Coefficientsa Standardized Unstandardized Coefficients Coefficients Model B Std. Error Beta Sig. 1 (Constant) 12.524 1.692 7.404 000 IPIP Extraversion Total . 054 .443 4.769 .000 Score (10 items) .257