Common Hypotheses
H0 : μ1 = μ2 = μ3 = ... = μk
Ha : Not all the means are equal
Assumptions
Sampling Distribution
F
Example:
Data Group A: 16 18 19 22 13 16
Data Group B: 23 25 24 21 28 25 26
Data Group C: 15 25 18 23 11 26 18 19 23 22
SPSS: [Analyze] -> [Compare Means] -> One-Way ANOVA...