Math, asked by anjelshivani2008, 3 months ago

The mean of 8 numbers was found to be 72.25 . Later it was detected that 13 was misread as 31.Find the correct mean

Answers

Answered by iamsachinchoudhary

1

Step-by-step explanation:

total sum = 8×72.25= 578

578-31 +13 = 560

so actual mean is

560÷8 = 70

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