Question: * Question Completion Status: In a study of life expectancy (x) versus literacy rate (y) in a variety of different countries, Excel was used to

* Question Completion Status: In a study of life expectancy (x) versus literacy rate (y) in a variety of different countries, Excel was used to create a scatter plot and compute various statistics for a "linear regression". Based on the output of Excel as shown in the picture below, the equation of the least square regression line is: Regression Statistics Multiple R R Square Adjusted R Squar Standard Error Observations ANOVA Regression Residual Total Intercept Life Expectancy O y = 0.8426 x + 12.3808 Click Save an 1. Cal 0.8426 0.7100 0.7073 12.3808 107 df 1 105 106 Coefficients Standard Error SS MS F Significance F 39411.1439 39411.1439 257.1131 5.44681E-30 16094.7439 153.2833 55505.8879 -52.3447 1.9366 t Stat P-value Lower 95% -68.6778 1.6971 8.2373 -6.3546 0.0000 0.1208 16.0347 0.0000 Upper 95% -36.0117 2.1760

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