Need help with homework problems #3!!

Question 3 (Worth 25 points total) Here in Question 3, you should answer by writing one and only of the Not yet three responses "Always true", "Always false", or "Sometimes true and sometimes false", answered depending on which one of these you believe to be correct, for each of the five statements Points out of (3a) through (3e) below. Please also provide a short one or two sentence reason for why 25.00 you are giving the response you are for each of the five statements in (3a) through (3e). Flag question 3a) (5 points) In Simple Linear or Multiple Linear Regression as we have defined them in this course (in the course slides), each of the residuals is normally-distributed provided that all of the model's error (noise) terms are normally-distributed. 3b) (5 points) For any given number N of data samples, the estimators Bm approximate (as measured by mean squared error) the values m , respectively, as closely as or more closely than any other linear, unbiased estimators in the context of Multiple Regression. 3c) (5 points) The following holds in Simple Linear Regression: En=1( yn - y)2