Study: resultaov ~ "A"
Duncan's new multiple range test
for b$ap
Mean Square Error: 2251.412
A, means
b.ap std r Min Max
1 91.5000 55.02314 12 20 180
2 108.3333 49.47237 12 25 188
3 125.0833 35.76555 12 60 174
Alpha: 0.05 ; DF Error: 33
Critical Range
2 3
39.41058 41.42464
Means with the same letter are not significantly different.
b$ap groups
3 125.0833 a
2 108.3333 a
1 91.5000 a
追问结果怎么看