Post on 02-Jun-2018
8/10/2019 Prerequisites cam
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1 13 1
,
3 2 66 1 1
2 1 8
.
2x+ 1y = 2
1x+ 2y = 2.
7x1 x2 x3 = 0
10x1 2x2+x3 = 8
6x1+ 3x2 2x3 = 7
Y
C
I
G
a, b
Y = C+ I+ G
C = a+ bY.
I
G
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2 2
5 12 4
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X
F(x) =
x2
0 x 10
x 1.
X
Yi = +Xi+i, i= 1, 2, ..., 12
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=12
i=1
(XiX)Yi
12
i=1
(XiX)2 = Y X
=
= (XX)1XY
(121)
Y =(122)
X
(21)
+(121)
Yt = 0+1X1t+2X2t+t
Y
X1
X2
y2t = 386, x21t = 2100, x
22t = 1272, x1tx2t = 1521
x1tyt = 859, x2tyt= 682, X1= 83, X2= 67, Y = 36.
t= 1 17
H0: 1= 0.2 HA: 1=0.2
H0: 2= 0 HA: 2> 0
R2
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S1 = {2, 4, 6}, S2= {7, 2, 6}, S3 = {4, 2, 6}
S4 = {2, 4}
S1 = S2
S1 = R 5 S2 3 /S2 4 /S4 S4 R S1 S4 S2
S3 {1, 2}
y = 5 + 3x
{x : 1 x 4}
x3/x3
(x1/2 x1/3)/x2/3
3x1< 7x+2 2x+5