Question: 2. Chp 13: This is a social network problem. A two-factor study is conducted comparing Facebook users with non-users for middle school, high school, and

2. Chp 13: This is a social network problem. A two-factor study is conducted comparing Facebook users with non-users for middle school, high school, and college students. For consistency across groups, grades were converted into six categories, numbered 0-5 from lo to high. Use a two-factor ANOVA with a=.05 to evaluate mean differences. The results are presented in the following matrix: MIDDLE SCHOOL HIGH SCHOOL COLLEGE NON-FACTBOOK 5 5 USER 4 2 2 5 FACEBOOK USER w U 2 2 NON a. Is the main effect for Facebook use significant? b. Is the interaction effect significant? c. Does a difference exists for all three grade levels? d. Does the difference, if it does exist, appear to increase as the students get older

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