Question: 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

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.

Forconsistency across groups, grades were converted into six categories, numbered 0-5 from lowto high. Use a two-factor ANOVA with a=.05 to evaluate mean differences.

The results arepresented in the following matrix:

2. Chp 13: This is a social network problem. Atwo-factor study is conducted comparing Facebook users with non-users for middle school, high school, and college students. For consistech across groups, grades were converted into six categories, numbered 0-5 from low 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-FACT BOOK 3 5 5 USER 5 5 a 5 2 2 3 4 5 FACEBOOK USER 5 1 1 3 2 o 2 3 D 2 2 3 a. Is the main effect for Facebook use signicant? b. Is the interaction effect signicant? 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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