The Department of Mechanical Engineering wants to forecast the number of students who will enroll in thermodynamics class next semester to decide how many sections to offer. The principal will use the following enrollment data from the past 4 semesters. semester students enrolled 1 260 2 370 3 450 4 510 

a) Calculate the slope and the intercept for the forecast model “linear trend line”. Slope = Answer, Intercept = Answer.

b) Submit the procedure used to arrive at the answer through the area provided at the end of the exam along with the rest of the problems that require submission of procedures. Calculations sent and answer in part (a) must match