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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
The following information was obtained from two independent samples selected from two normally distributed populations with unknown but equal standard deviations.
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a. Let μ1 be the mean of population 1 and μ2 be the mean of population 2. What is the point estimate of μ1 - μ2?
b. Construct a 98% confidence interval for μ1 - μ2.
c. Test at the 1% significance level if μ1 is greater than μ2.
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