The mean quiz score for 8 students is 50 . The scores for 7 of the 8 students are shown below. What is the score for the remaining student?

Question

3 people are on 20. 1 pearson is on 30. 3 people are on 80

Answer 1

A mean (average) of 50 for 8 people means the total points was 400

Subtract the scores to the 7 from 400 to get the score of the 8th person.