The following ANOVA model examines the relationship between DEGREE (R's highest

degree) and number of poor mental health days in the past 30 days (MNTLHLTH). Data are from GSS 2016.

a) Construct Null and Research Hypotheses for the test. (5 Points)

b) Is there a significant difference in the number of poor mental health days on the past 30 days by respondents' DEGREE? Set Alpha at .05. (5 Points)

Oneway Descriptives Days of poor mental health past 30 days 95% Confidence Interval for Mean N Mean Std. Deviation Std. Error Lower Bound Upper Bound Minimum Maximum LT HIGH SCHOOL 114 4.83 8.719 817 3.22 6.45 O 30 HIGH SCHOOL 561 4.41 7.988 .337 3.75 5.08 0 30 JUNIOR COLLEGE 82 2.72 5.681 627 1.47 3.97 0 30 BACHELOR 204 3.50 6.685 468 2.58 4.43 0 30 GRADUATE 135 2.70 5.954 512 1.69 3.72 O 30 Total 1096 3.95 7.484 .226 3.51 4.39 O 30 ANOVA Days of poor mental health past 30 days Sum of Squares df Mean Square F Sig. Between Groups 583.757 4 145.939 2.621 .034 Within Groups 60755.582 1091 55.688 Total 61339.339 1095