Please help with the attached question:

1) The residual sum of squares (RSS) is defined by RSS = >( yi - 9:)2. i=1 Use the definition, and compute the RSS in R. 2) The residual standard error (RSE) is given by RSS RSE = n - 2 Compute the RSE in R. 3) State the assumptions of the linear regression model. | Create the histogram of the residual and the residual plot. Comment assumption of the linear regression model is satisfied or not