The combined mean and variance of falary of 250 workers of city A and B are 560 and 5497 respectively, find the mean and variance of the salary in city A.

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Kevin Mack asked May 10, 2023

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The combined mean and variance of falary of 250 workers of city A and B are 560 and 5497

respectively, find the mean and variance of the salary in city A.

Mathematics
college

Kevin Mack asked May 10, 2023

by Kevin Mack

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I don’t know the answer to the question but I don’t know what to do with the question question but I don’t know what to do with the A 560

Mike Mertsock answered May 17, 2023

by Mike Mertsock

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