Economy, asked by mahakudchinmay7561, 9 months ago

If there are two groups containing 30 and 20 observations and having 50 and 60 as arithmetic means ,then the combined arithmetic mean is

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Answered by koushikmkj

3

Answer:

If there are two groups containing 30 and 20 observations and having 50 and 60 as arithmetic means, then the combined arithmetic mean is. 4 52.

Explanation:

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