Mathematics · Averages
The mean of 60 observations is 66. Later, it was found that an observation 24 was wrongly taken as 42. What is the corrected mean?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 165.7✓
- 261.2
- 358.5
- 455
Correct answer
65.7
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