M0

Winter

Spring

Summer

Autumn

Combined

-2ln(Λ) 

  d.f.

χ2 p-value 

0

-22.0545

-22.0545

-23.8924

-22.0545

-90.0560

 

 

 

1

-19.9543

-21.6284

-22.1090

-21.3295

-89.1455

8.2486

6

0.2205 

2

-19.5298

-19.5591

-18.7057

-20.6901

-86.5384

16.1075

12

0.1864 

3

-18.9205

-19.3480

-15.0076

-20.5220

-83.9955

20.3948

18

0.3110 

4

-17.3523

-18.3262

-14.5950

-18.0935

-83.5365

30.3392

24

0.1738 

5

-16.9660

-17.7181

-11.9490

-17.0136

-83.0619

38.8305

30

0.1296 

6

-16.9440

-16.5327

-11.7001

-16.5227

-82.8683

42.3377

36

0.2163 

Table 5: NNTS homogeneity tests: Results for the wind directions dataset (Mardia and Jupp, 2000, pp. 137[21]).