0 regresión lineal cuadrados mínimos
TRANSCRIPT
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7/25/2019 0 Regresin Lineal Cuadrados Mnimos
1/6
MesPrecio Oferta
Enero
1 11 1.041392685 1.084
2 15 1.176091259 1.383
3 18 1.255272505 1.576
4 25 1.397940009 1.9545 38 1.579783597 2.496
6 49 1.69019608 2.857
7 65 1.812913357 3.287
8 72 1.857332496 3.450
9 98 1.991226076 3.965
1 121 2.08278537 4.338
11 145 2.161368002 4.672
12 162 2.209515015 4.882
Sum : 69 819 20.25581645 35.94289697
Prom : 5.75 68.25 1.687984704 2.995241414
n 12
Log Yi
Log Yi2
Xi
Yi
0 2 4 6 8 100
20
40
60
80
100
120
140
160
180
Oferta
Y= ^[
+ ]
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7/25/2019 0 Regresin Lineal Cuadrados Mnimos
2/6
1.041 1
2.352 4
3.766 9
5.592 167.899 25
10.141 36
12.690 49
14.859 64
17.921 81
2.083 1
23.775 121
26.514 144
128.6333489 551 m b
10.71944574 45.91666667 0.0788487 1.2346050
Xi* Log Y
iX
i2
!"# $ %&' # ()"'$ %& ''''' (+"# $ %"%(,2 (
!%&'''' # $!%
,2" $ %&' # ) "%&' ((,2+!"/! $ %,2)"%& ,2 ($"/! $ %&''''#,"%&''''#(,2 (
12 14 0 2 40
0.5
1
1.5
2
2.5
f! 0.0788486505 1.234
0.5475593213
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7/25/2019 0 Regresin Lineal Cuadrados Mnimos
3/6
B
17.16 0.5475593213
R2
%&',2)
''$ %& ''''(
)
8 10 12 14
049636
Oferta
-
7/25/2019 0 Regresin Lineal Cuadrados Mnimos
4/6
MesPrecio eana
Enero
40 11 1.041392685 1.084
37 15 1.176091259 1.383
32 18 1.255272505 1.576
31 25 1.397940009 1.95428 38 1.579783597 2.496
25 49 1.69019608 2.857
21 65 1.812913357 3.287
18 72 1.857332496 3.450
16 98 1.991226076 3.965
14 121 2.08278537 4.338
12 145 2.161368002 4.672
10 162 2.209515015 4.882
Sum : 284 819 20.25581645 35.94289697
Prom : 23.6666667 68.25 1.687984704 2.995241414
n 12
Log Yi
Log Yi2
Xi
Yi
5 10 15 20 25 30 350
20
40
60
80
100
120
140
160
180
5e6an7a
Y=
+
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7/25/2019 0 Regresin Lineal Cuadrados Mnimos
5/6
41.656 1600
43.515 1369
40.169 1024
43.336 96144.234 784
42.255 625
38.071 441
33.432 324
31.860 256
29.159 196
25.936 144
22.095 100
435.7181311 7824 m b
36.30984426 652 0.0396036 2.6252689
Xi* Log Y
iX
i2
!"# $ %&' # ()"'$ %& ''''' (+"# $ %"%(,2 (
!%&'''' # $!%
,2" $ %&' # ) "%&' ((,2+!"/! $ %,2)"%& ,2 ($"/! $ %&''''#,"%&''''#(,2 (
40 45
^[
]
5 10 15 200
0.5
1
1.5
2
2.5
f! 0.0396035594 0.9874842132
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7/25/2019 0 Regresin Lineal Cuadrados Mnimos
6/6
B
421.96 0.9874842132
R2
%&',2)
''$ %& ''''(
)
25 30 35 40 45
2.6252689442
e6an7a