Finding the Weighted Mean In Exercises 4146, find the weighted mean of the data. 41. Final Grade The scores and their percents of the final grade for 3 statistics student are shown below. What is the student's mean score? Score Percent of nal grade Homework 85 5 % Quizzes 80 35 % Project 100 20% Speech 90 '15 % Final exam 93 25% 42. Final Grade The scores and their percents of the final grade for an ( archaeology student are shown below. What is the student's mean score? Score Percent of nal grade Article reviews 95 10% Quizzes 100 10% Midterm exam 89 30% Student lecture 100 10% Final exam 92 40% 43. Account Balance For the month of April, a checking account has a balance of $523 for 24 days, $2415 for 2 days. and $250 for 4 days. What is the account's mean daily balance for April