3.V.I. Romanovskiy kriteriyasi.
R
bu yerda B -intervallar soni.
Agar R<3 bo’lsa, empirik va nazariy taqsimot orasidagi farq tasodifiy xarakterga ega. Tajriba ma’lumotlarini A.N.Kolmogorov va V.I. Romanovskiy kriteriyalari bo’yicha baholashga misol.
Intervallar
|
Interval o’rtasi xср
|
nx
|
xср nx
|
xср x
|
(x x )2
ср
|
(x n )2 n
ср x x
|
71,005 – 72,635
|
|
4
|
|
|
|
|
72,635 – 74,265
|
|
5
|
|
|
|
|
74,265 – 75,895
|
|
6
|
|
|
|
|
75,895 – 77,525
|
|
10
|
|
|
|
|
77,525 – 79,155
|
|
11
|
|
|
|
|
79,155 – 80,785
|
|
8
|
|
|
|
|
80,785 – 82,415
|
|
7
|
|
|
|
|
82,415 – 84,045
|
|
6
|
|
|
|
|
84,045 – 85,675
|
|
5
|
|
|
|
|
85,675 – 87,305
|
|
1
|
|
|
|
|
|
|
|
|
|
|
|
a xo'r x
s
|
Ф(u)
|
nx yx
|
nx yx
|
(n y )2
x x
|
(n y )2
x x
yx
|
nx
|
yx
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
h n 1,63 63 27,1; y
Ф(u) ; R
0, 59 ;
s
2,52
63
3,768
0,38
;
x
p( ) 0,997 ;
Ikkala kriteriya bo’yicha ham Gauss taqsimot qonuniga bo’y sunadi.
3> Do'stlaringiz bilan baham: |