0 Calculate the trunk fat variance. sx2= 0 Calculate the standard deviation of the trunk fat. sx = 0 Calculate the mean insulin units. 31 = 0 Calculate the insulin unit variance. sy2 = 0 Calculate the standard deviation of the insulin units. sy = 0 \"mat is the strength of the linear association (strong, weak)? The linear association is . 0 Calculate the slope of the linear regression model. b : 0 Calculate the vertical coordinate of the y-intercept of the regression model. a = 0 Write the linear regression model. ny) = 0 Calculate the residual standard error