Question

12.32 Grade point average, fraternities, sororities, and two-way between-groups ANOVA: A sample of students from our statistics classes reported their GPAs, indicated their genders, and stated whether they were in the university’s Greek system (i.e., in a fraternity or sorority). Following are the GPAs for the different groups of students: Men in a fraternity: 2.6, 2.4, 2.9, 3.0 Men not in a fraternity: 3.0, 2.9, 3.4, 3.7, 3.0 Women in a sorority: 3.1, 3.0, 3.2, 2.9 Women not in a sorority: 3.4, 3.0, 3.1, 3.1 What are the independent variables and their levels? What is the dependent variable? Draw a table that lists the cells of the study design. Include the cell means. Conduct all six steps of hypothesis testing.

Answer 1

Men in aseersn 2.6, CA Women ome OVC Sample d-o5 050661356 0-3186E 4.74 72 S34+ 341 667 indepen dentvontk Gende eve

a Feni depen de Hudydessan-Anova value abcolumn oft then o. hence S Sta.nf Gencle thel nO 9. 6 0 %

va mmeu TO en Lo 2.3 ·13666 Ome 4- ї2. Ve 2. OS 3- 1 o. D 6666 O-O3 o29s Tota То ' Su 2-3 Ave