The average height of 30 boys was calculated to be 150 cm. it was detected later that one value of 165 cm was wrongly copied as 135 cm for the computa

Question

The average height of 30 boys was calculated to be 150 cm. it was detected later that one value of 165 cm was wrongly copied as 135 cm for the computa

The average height of 30 boys was calculated to be 150 cm. it was detected later that one value of 165 cm was wrongly copied as 135 cm for the computations of the mean. Find the correct mean.

Monjur Alahi

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2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - 151 cm

4 views Answered 2023-02-05 15:29