Question: Consider taking random samples of size 50 from Population A with mean 15 and standard deviation 3 and random samples of size 75 from Population

Consider taking random samples of size 50 from Population A with mean 15 and standard deviation 3 and random samples of size 75 from Population B with mean 10 and standard deviation 5. Find the standard error of the distribution of differences in sample means (x-bar A - x-bar B)

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