Mathematics, 21.05.2021 03:50 mgavyn9457
The mean of 50 test scores was calculated as 86. But, it turned out that one of the scores was
misread as 91 but it was 66. What is the correct mean of the test scores?
A. 84
B. 85
C. 85.5
D. 86.5
Answers: 2
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The mean of 50 test scores was calculated as 86. But, it turned out that one of the scores was
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