SOLUTION: the scores for eight students were 16, 17, 18, 20, 22, 23, 25, and 25. If the mean of the scores for the nine students was 21, then what was the missing score?

SOLUTION: the scores for eight students were 16, 17, 18, 20, 22, 23, 25, and 25. If the mean of the scores for the nine students was 21, then what was the missing score?

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Question 902012: the scores for eight students were 16, 17, 18, 20, 22, 23, 25, and 25.
If the mean of the scores for the nine students was 21, then what was the missing score?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
From the definition of the mean,

Solve for , that's the missing score.

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