This is in regard to a survey using the Likert scale with 1 being strongly disagree and 5 being strongly agree. The raw data is included. Calculate an F-ratio on the 4 groups (4 means to calculate):
40 and over - Frequent/Infrequent - separate mean
39 and under - Frequent/Infrequent - separate mean
subjects raw data subject age frequent/infrequent
A 1.00 2.00 2.00 3.00 3.00 4.00 4.00 5.00 5.00 5.00 28 F
B 1.00 1.00 1.00 1.00 1.00 3.00 3.00 3.00 3.00 3.00 40 I
C 1.00 2.00 2.00 2.00 3.00 4.00 5.00 5.00 5.00 5.00 38 F
D 2.00 2.00 2.00 3.00 3.00 3.00 3.00 3.00 4.00 4.00 49 I
sample size was 4