SOLUTION: How can confidence intervals be used to determine if the means of two populations are significantly different from each other? Please help with this question.

Question 957597: How can confidence intervals be used to determine if the means of two populations are significantly different from each other?
Please help with this question.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
How can confidence intervals be used to determine if the means of two populations are significantly different from each other?
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For a thorough discussion of your question I would
suggest you Google "stat confidence interval for difference of means".
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You will find::
sample mean = x1-bar-x2bar
ME = z*sqrt[(s1^2/n1 + (s2^2/n2)]
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Cheers,
Stan H.
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