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the mean score for 10 students on the chemistry final exam was 178. however, the teacher has made a mistake and recorded one student's score as ten points less than the actual score. What should the mean
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the mean score for 10 students on the chemistry final exam was 178. however, the teacher has made a mistake and recorded one student's score as ten points less than the actual score. What should the mean be?

User Draganstankovic
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5 votes
The mean should be 177.
User Lvella
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