Question: the null hypothesis that the two population means are equal against the alternative that the true mean is higher for students taking the preparation course.

the null hypothesis that the two population means are equal against the alternative that the true mean is higher for students taking the preparation course. Click the icon to view the data table. Click the icon to view the critical values of the Student's t distribution. Choose the correct answer below. A. H0:12>0H1:120 D. H0:120H1:120 F. H0:12=0H1:12=0

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