Table 3. One-way ANOVA for subgroup detection.
variation | df | sum of sq. | mean sq. |
---|---|---|---|
subgroup | 3 | 27.002 | 9.001 |
residuals | 598 | 631.902 | 1.057 |
total | 601 | 658.904 | |
F-value = 8.518 | p-value < 0.001 |
One-way ANOVA result provides evidence for differences in group means of long-term IQ for the four outlying subgroups “Generally Large”, “Catch-up”, “Stunting” and “Faltering”.