Math, asked by kv8424, 4 months ago

ii) The mean of 200 items is 60. It is found that two items are
wrongly entered 3 and 67 instead of 13 and 17. Find the correct
mean.
Borneo

Answers

Answered by cm639405369579

0

Answer:

wrongly time taken 3 and 67 correct item are 13 and 17 the correct mean is 59.8 and correct variance 403.76

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