The mean of 100 observations is 40. It is found that an observation 84 was misread as 48. Then the correct mean is ?5
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Q: The mean of 100 observations is 40. It is found that an observation 84 was misread as 48. Then the correct mean is ?
- 140.36true
- 241.24false
- 341.92false
- 442.05false
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