Mathematics, 21.03.2021 05:20 tammydbrooks43
At a large high school, 40% of a random sample of male students have an overall grade point average (GPA) of 3.0 or higher. A random sample of female student records finds that 45% have a GPA of 3.0 or higher. The principal of the high school wants to determine whether there is evidence of a difference in grades between males and females. What would he write as the null and alternative hypotheses for this situation?
Group of answer choices:
A. H0:p1 β p2 = 0 and Ha:p1 β p2 > 0
B. H0:p1 β p2 = 0 and Ha:p1 β p2 < 0
C. H0:p1 β p2 > 0 and Ha:p1 β p2 = 0
D. H0:p1 β p2 > 0 and Ha:p1 β p2 β 0
E. H0:p1 β p2 = 0 and Ha:p1 β p2 β 0
Answers: 3
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