Mathematics · Statistics
Ms. Renu divided her students into groups of 8 each and asked them to record their weights. She further asked the groups to calculate the mean weight of their respective group. Group A (which consists of 8 students) measured their weight and calculated the mean weight as 38.2 kg. Later on, they realized that the weight of one of the stu dents was recorded incorrectly; instead of 25.9 kg, they had recorded it as 29.5 kg. What will be the correct mean weight for this group?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 138.9 kg
- 237.2 kg
- 338.65 kg
- 437.75 kg✓
Correct answer
37.75 kg
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