Take a weighted average of the averages for each assignment in a class to calculate the the overall class average. (It would be the equivalent of calculating a student's grade if their score on every assignment was equal to the average score on that assignment.)
Take a weighted average of the averages for each assignment in a class to calculate the the overall class average. (It would be the equivalent of calculating a student's grade if their score on every assignment was equal to the average score on that assignment.)