Mathematics, 10.04.2020 20:57, michaela134
In order to compare the means of two populations, independent random samples of 370 observations are selected from each population, with the following results: Sample 1 Sample 2 x⎯⎯⎯1=513 x⎯⎯⎯2=482 s1=190 s2=180
(a) Test the null hypothesis: H0:(µ1−µ2)=0 versus the alternative hypothesis: H1:(µ1−µ2)≠0. Using =0.03, compute the following:
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