SOLUTION: The mean marks of 80 students were found to be 45.Later on it was found that one value was misread as 92 instead of 72.Find the corrected mean corresponding to the correct score.

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Question 1039306: The mean marks of 80 students were found to be 45.Later on it was found that one value was misread as 92 instead of 72.Find the corrected mean corresponding to the correct score.
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The corrected mean is 45+-+20%2F80+=+45+-+0.25+=+44.75.