Table 5.
Testing differences between PM2.5 and space types group means in moderate level

Classification PM2.5
N. ave. Sth. deviation F p Scheffe
Space type A 382 25.6 10.7 12.042 0.000*** E <A, B, C D < A
B 384 25.1 10.6
C 361 25.5 10.5
D 358 22.9 9.7
E 382 21.6 8.6
*p<.05, **p<.01, ***p<.001.