Question:
The mean diameter of 15 truck tyres is 154 cm. It is discovered later that while calculating the mean, the reading of one of the tyres was wrongly taken as 148 cm instead of 158 cm. The correct mean diameter will be:
The mean diameter of 15 truck tyres is 154 cm. It is discovered later that while calculating the mean, the reading of one of the tyres was wrongly taken as 148 cm instead of 158 cm. The correct mean diameter will be:
Updated On: Oct 14, 2024
- 170 cm
- 156 cm
- 145 cm
- None of these
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The Correct Option is B
Solution and Explanation
The correct answer is (B): 156 cm
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