Question: 1. The life expectancy and schooling data for 173 nations relating the response variable y= life ex- pectancy (in years) to the explanatory variable

1. The life expectancy and schooling data for 173 nations relating the

1. The life expectancy and schooling data for 173 nations relating the response variable y= life ex- pectancy (in years) to the explanatory variable x= mean number of years in school, results in a regression line that is shown below y=56.3166+1.7078x The standard error for the slope is 0.1378.

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