A professor has recorded exam grades for 10 students in his class, but one of the grades is no longer readable. If the mean sco

Question

3 years ago

6

re on the exam was 82 and the mean of the 9 readable scores is 86, what is the value of the unreadable score?

1 answer:

dedylja [7] · Answer 1 · 2022-07-05T02:37:46+03:00

3 0

10 X 82 = 820 - 9 X 86= 774. 820 - 774 = 46 A= 46

A professor has recorded exam grades for 10 students in his​ class, but one of the grades is no longer readable. If the mean sco