You want to know if there is a relationship between early exposure to diversity and racial attitudes. You estimate a least squares linear regression model with the proportion of black residents in one's childhood neighborhood as the independent variable, and a measure of racism as the dependent variable (where higher values mean more racism). The output from the regression is shown below. Estimate Std. Error t value Pr(>|t|) (Intercept) 0.01295 0.11195 0.116 0.908178 prop_b1ack -0.40083 0.11334- -3.537 0.000621 *** Multiple R-squured: 0.1132, Adjusted -squar-ed: 0.1341 Which of the following is the most complete description of the relationship between the proportion of blacks in one's childhood neighborhood and racism? (1 point) We cannot say with 95% confidence that the two are related We can say with 95% confidence that the two are related We can say with 95% confidence that the two variables are positively related We can say with 95% confidence that the two variables are negatively related