octave

(40 points) Write a script that takes as input the array of grades below for a student and computes the average of the grade, and based on the average determines the final letter grade for the student ( A (90100);B(8090);C(7080); D (6070);E(060) ). You must use a for loop in the script. grades=[92,74,86,91,88,79]. OUTPUT: The letter grade of the student is: B