: ( ).
:
1. - .
2. - .
3. , -1.
4. , . . 1 .
5. , . . .
5.1
5.1
() | , n | |||||||||||
I | 28,56 | |||||||||||
II | 23,11 | |||||||||||
III | 26,33 | |||||||||||
IV - | 18,56 | |||||||||||
V | 38,78 | |||||||||||
∑n = N = | ∑xi= | 27,08 |
.
5.2.
5.2
x1 = xi | V | |||||||||
I | ||||||||||
II | -6 | -3 | -4 | -5 | -3 | -7 | -4 | -3 | -35 | |
III | -2 | -3 | -2 | -1 | -6 | |||||
IV - | -9 | -12 | -7 | -6 | -10 | -6 | -10 | -9 | -7 | -76 |
V | ||||||||||
∑1= 3 |
(xi), ,
, , = 27.
: 1 = 30 27 = 3.
: ∑ n = N = 45.
1.
2.
3.
4.
5.3.
5.3
F | F05/01 | ||||
y | 2162,80 | N-1=44 | 185,19 | 2,61/3,83 | |
Cv | 2051,91 | l -1=4=k1 | 512,98 | ||
Cz | 110,89 | N- l =40=k2 | 2,77 |
.
.
.
.
F > F01 , , .
|
|
F05 F01 () () (.247).
, (05).
.
1. :
.
2. :
.
.
3. ,
t 5 %
4.
5. 5.4.
5.4
, / | ||||
/ | % | |||
I | 28,6 | 2,30 | 8,75 | II |
II | 23,1 | -3,20 | -12,17 | |
III | 26,3=St | |||
IV | 18,6 | -7,7 | -29,28 | |
V | 38,8 | 12,5 | 47,53 | I |
05 | 1,58 | 5,83 |
. , , . , 05.
, , .. F F 5 1 % .
V ( ), .. 05 (47,53 >5,83).
, .
. , () (y).
, .
, .
. , . , . .
( , ) ( ) .
|
|
.
- 1 + 1. r = + 1, r = - 1. r = 0 ( ).
,
N ;
Sx, Sy x y.
:
.
r ( ) :
.
tr t - ν = n 2, n - . t > t05, . tp < t05, .
, (η). Syx Sy.
.
,
,
My ; Myi - ; fi x.
, . , 0 1. , η = 0 . ( ) η = r = 1. η 1, . η r, . , , Syx = Sy, η = 1, r = 0.
.
.
t t - . t > t05, .