.
b ,
.
:
ln y = ln a + t ⋅ lnb.
:
⎪⎩
⎪⎨ ⎧
⋅ = ⋅ + ⋅
= + ⋅
Σ Σ Σ
Σ Σ
Lg lg lg 2
Lg lg lg
Y t a t b t
Y n a b t
.
(
).
,
.
(F). ()
F- () :
() 1 1 V
V
m
F n m
=
−
−
⋅
−
=
η
η,
m - ;
η - .
2 1 ˆ
y
Y y
σ
σ
η − = −,
y− yˆ σ - ,
y σ - .
:
n
Y y
n
i
I i
Y y
Σ=
−
−
= 1
ˆ
(ˆ)
σ;
-
n
Y y
n
i
i
y
Σ=
−
= 1
()
σ.
: F > F.
F
1 1 v = m −, v = n − m 2 α.
,
,
,
,
.
.
.
,
.
, 6.5.
|
|
6.5.
F-
i t
I t
I y
.
.
t2 y ⋅t yˆ i i y − yˆ (ˆ)2 i i y − y
y y i − (y y)2 i −
-6 190 36 -
6,0
-6 36 -45,0 2025
-5 210 25 -
2,5
-7,5 56,25 -25,0 625
-4 200 16 -800 20
9,0
-9 81,0 -35,0 1225
-3 220 9 -660 21
5,5
4,5 20,25 -15,0 225
-2 240 4 -480 22
2,0
18 324 5,0 25
-1 230 1 -230 22
8,5
1,5 2,25 -5,0 25
+1 220 1 220 24
1,5
-21,5 462,25 -15,0 225
+2 240 4 480 24
8,0
-8 640 5,0 25
+3 260 9 780 25
4,5
5,5 30,25 25,0 625
+4 260 16 1040 26
1,0
-1,0 1,0 25,0 625
+5 280 25 1400 26
7,0
12,5 156,25 45,0 2025
+6 270 36 1620 27
4,0
-4,0 16,0 35,0 1225
0 282
1180 28
- 1249,5 - 8900
yˆ = a + b⋅t.
:
235,0
= = 2820 = Σ
n
y
A . .;
6,48 6,5
2 = = = ≈ Σ
Σ
t
Yt
B . .;
:
yˆ = 235,0 + 6,5t.
F-
.
5.5:
y = 232,5. .;
104,1
1249.5
(ˆ)
ˆ = ≈
−
=
Σ=
− n
Y y
n
i
I i
y y σ;
741.7
()
2 = ≈
−
=
Σ=
n
Y y
n
i
i
y σ;
1 0,14 0,86
741.7
η 2 = 1− 104,1 = − =.
10 2,84 10 28,4
0,26
0,74
2 1
12 2
1 0,86
0,86
2 = ⋅ = ⋅ =
−
−
⋅
−
= F.
19,39
10, 1
0,95
1 2
=
= =
=
V V
F
α
;
F > F, -
.
|
|
:
b=6,5 , ,
6,5 . .
,
- . ,
.
, ,
, , ..
. ,
. ,