It is simply the sum of all grades divided by the number of grades: the arithmetical average of the grades. If some tests were more important than others then you might take a weighted average whereby you attach more importance (weight) to the important tests.
Chat with our AI personalities
It is simply the sum of all grades divided by the number of grades: the arithmetical average of the grades. If some tests were more important than others then you might take a weighted average whereby you attach more importance (weight) to the important tests.
Some Sum
It means that the average score of all the students in a class is 70. Ex: Assuming 3 students got the below scores in their English exam for a total score of 100. Student 1 = 60 Student 2 = 70 Student 3 = 80 Total score of 3 students = 60 + 70 + 80 = 210 Average score of 3 students = 210 / 3 = 70
No, not all data sets have a mode but all data sets have a mean and median.
91