. , , . .
, - , . .
1. 2000 . 6103 . . () 6481 . .
:
.
, 5,8 %.
2. 2171,1 ., 2629,1 ., :
.
.., 1,211 .
, 21,1%. 121,1 %.
3. , . (. 2.1.)
2.1
| I | II | III | IV | ||
| 173.7 | 182.4 | 190.3 | 206.9 | 753.3 | |
| 200.7 | 205.9 | 240.9 | 240.9 | 862.6 |
.
:
2.2:
2.2
| , % | ||
| 2000 . | 2001 . | |
| I | 23.0 | 23.3 |
| II | 24.2 | 23.9 |
| III | 25.3 | 24.9 |
| IV | 27.5 | 27.9 |
, I IV .
3
, ,
. . , . . , . .
, , , . . , . .
|
|
|
, , 
. 
, 
, 
, 
. , .
, (
), (
(
) .
. , N=200 . (. 3.1.):
3.1
| , | , . f |
| 3 | |
| 3-5 | |
| 5-7 | |
| 7-9 | |
| 9 | |
1. .
2. (, , , ).
3. .
4. (, , ).
5. .
: .
3.2
| , | - - Xi | - , . f | - ∑ f | Xi f | 
| 
| 
| 
|
| 3 | -3 | |||||||
| 3-5 | -1 | |||||||
| 5-7 | ||||||||
| 7-9 | ||||||||
| 9 | ||||||||
| - | - | - | - |
. 3.2 :
1)
2)
3)
4)
5)
, , .. .
1. : , , .
2.
P = 0.95 t = 2 ( ) Δx :
Δx = t μ = 2 0.134 = 0.27
P = 0.95:
= 5 0.27 .
4
