Question
The average age of 15 team members was calculated to be 28
years. Later, it was found that one member’s age was taken as 35 instead of 25 and another’s as 22 instead of 32. What is the corrected average?Solution
ATQ,
Correct average = {(15 × 28) – 35 – 22 + 25 + 32}/15
= {420 – 57 + 57}/15
= 420 / 15
= 28 years
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