Math, asked by nikamyash512, 5 hours ago

The mean and S.D. of 200 items are found to be 60 and 20 respectively. At the time of calculation two items were wrongly taken as 3 and 67 instead of 13 and 17. Find the correct mean and variance.

Answers

Answered by sahilsontakke0537

0

Answer:

please

please

please

please

Step-by-step explanation:

please mark as brainlist

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