Mathematics · Average
The average of 50 observations was calculated as 27. Three observations 27, 54 and 80 were wrongly taken as 47, 52 and 80. What will be the correct average?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 129.98
- 227.72
- 326.64✓
- 426.69
Correct answer
26.64
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