To get a grade of B a student must have a mean average of 84

Last updated: 3/12/2024

To get a grade of B a student must have a mean average of 84 or greater Jim has a mean average of 83 for 10 quizzes He approaches his teacher and asks for a B reasoning that he missed a B by only one point What is wrong with Jim s reasoning If Jim has an average of 83 the sum of his quiz grades must be For a grade of 84 the sum of the quiz grades must be So Jim missed a B by points not 1