, ,
.
.
, , ,
.
, is
I.
.
()
, ,
.
,
,
3
.
:
,
,
.
:
= ⋅100%
y
y
I
Is
i
s
i ();
Is
Y -
( ), :
n
y
y
n
i
Is
Is
Σ=
= 1;
Is
Y - ;
Y - .
:
-
- is
Y.
- y .
- .
,
,
:
= 1 ⋅100%
Σ=
n
i
I
n
i
Is
i
S;
100%
ˆ
= ⋅
i
I is
y
I y -
,
n .
.
,
= 1200%, , 400%,
|
|
. ,
.
:
Σ = i
S I
1200(400).
Y Y i
s
i
S
= ⋅.
:
2001- 2004 ., ( 5.6).
.
n=4;
() i =4, 16.
,
( ):
, ( 5.5.).
. ,
:
= 1 ⋅100%
Σ=
n
i
I
n
i
Is
i
S.
i yˆ
yˆ = a + b⋅t.
- (
6.1).
6.6.
2001 - 2004 ., . .
2001 2002 2003 2004
Ι 40 42 43 49
ΙΙ 64 70 60 75
ΙΙΙ 62 72 80 90
IV 50 44 53 64
54,0
57,0 59 69,5
- +3 +2 +10,5
%
.
- 105,6 103,5 116,1
%
2001 .
- 5,6 3,5 16,1
. 6.1.
i yˆ
yˆ = a + b ⋅t.