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ANALISIS REGRESSI NAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR : SAINS & TEKNOLOGI / MATEMATIKA http://roelcup.wordpress.com UNIVERSITAS ISLAM AS-SYAFI’IYAH JAKARTA TIMUR 2010

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Page 1: CONTOH ANALISIS REGRESSI 2 - · PDF fileNAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR ... X = Temperatur (oC) Y = Per Cent of Impurities n 12 JKX 36.00 JKY 124.00

ANALISIS REGRESSI

NAMA : NURUL CHAIRUNNISA UTAMI PUTRI

NIM : 1620070008

FAK / JUR : SAINS & TEKNOLOGI / MATEMATIKA

http://roelcup.wordpress.com

UNIVERSITAS ISLAM AS-SYAFI’IYAH

JAKARTA TIMUR

2010

Page 2: CONTOH ANALISIS REGRESSI 2 - · PDF fileNAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR ... X = Temperatur (oC) Y = Per Cent of Impurities n 12 JKX 36.00 JKY 124.00

1. Contoh Analisis Regressi Yang di Proses dengan Mc.Excell Secara Manual.

Datanya ialah :

Dengan nilai :

Jawab :

Diketahui nilai :

X Y 1 6.4 1 5.6 1 6.0 2 7.5 2 6.5 3 8.3 3 7.7 4 11.7 4 10.3 5 17.6 5 18.0 5 18.4

X = Temperatur (oC) Y = Per Cent of Impurities

n 12 JKX 36.00 JKY 124.00 JKXY 452.00 JKX^2 136.00 JKY^2 1,550.30

FK 1,281.3333 JKT 268.9667 JKR 228.5714 JKS 40.3952

Page 3: CONTOH ANALISIS REGRESSI 2 - · PDF fileNAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR ... X = Temperatur (oC) Y = Per Cent of Impurities n 12 JKX 36.00 JKY 124.00

Dan di dapat,

Tabel sidiq ragam :

Sumber Keragaman db JK KT Fhit Ftab Regresi 1 228.5714 228.5714 56.5838 4.9646 Galat Percobaan 10 40.3952 4.0395

Total 11 268.9667

Sumber Keragaman db JK KT Fhit Ftab Regresi 1 228.5714 228.5714

Lack of Fit 3 38.0952 12.6984 38.6473 4.3468 Galat Percobaan Murni 7 2.3000 0.3286

Total 11 268.9667

Sumber Keragaman db JK KT Fhit Ftab Due to b0 1 1,281.3333 1,281.3333

Due to b1|b0 1 228.5714 228.5714

Lack of Fit 3 38.0952 12.6984 38.6473 4.3468 Galat Percobaan 7 2.3000 0.3286

Total 12 1,550.3000

b1 2.8571 b0 1.7619

JKS Murni 2.3000

R2 0.8498

Sumber Keragaman db JK KT Fhit Ftab Due to b0 1 1,281.3333 1,281.3333

Due to b1| b0 1 228.5714 228.5714 56.5838 4.9646 Galat Percobaan 10 40.3952 4.0395

Total 12 1,550.3000

Page 4: CONTOH ANALISIS REGRESSI 2 - · PDF fileNAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR ... X = Temperatur (oC) Y = Per Cent of Impurities n 12 JKX 36.00 JKY 124.00

Kemudian dengan data :

Menghasilkan :

R2 0.9787

X1 X2 Y X Y 1 1 6.4 1 1 5.6 1 1 6.0 2 4 7.5 2 4 6.5 3 9 8.3 3 9 7.7 4 16 11.7 4 16 10.3 5 25 17.6 5 25 18.0 5 25 18.4

X'X 12.00 36.00 136.00

36.00 136.00 576.00 136.00 576.00 2,584.00

X'X-1 1.6868 -1.2610 0.1923

-1.2610 1.0742 - 0.1731 0.1923 - 0.1731 0.0288

X'Y 124.00 452.00 1,920.00

B 8.4286 -3.1429 1.0000

Page 5: CONTOH ANALISIS REGRESSI 2 - · PDF fileNAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR ... X = Temperatur (oC) Y = Per Cent of Impurities n 12 JKX 36.00 JKY 124.00

Dan di dapat,

Tabel sidiq ragam :

Sumber Keragaman db JK KT Fhit Ftab Regresi 2 263.2381 131.6190

Lack of Fit 2 3.4286 1.7143 5.2174 4.7374 Galat Percobaan Murni 7 2.3000 0.3286

Total 11 268.9667

Sumber Keragaman db JK KT Fhit Ftab Due to b0 1 1,281.3333 1,281.3333

Due to b1|b0 1 228.5714 228.5714 695.6522 5.5914 Due to b2|b0,b1 1 34.6667 34.6667 105.5072 5.5914 Lack of Fit 2 3.4286 1.7143 5.2174 4.7374 Galat Percobaan 7 2.3000 0.3286

Total 12 1,550.3000

Page 6: CONTOH ANALISIS REGRESSI 2 - · PDF fileNAMA : NURUL CHAIRUNNISA UTAMI PUTRI NIM : 1620070008 FAK / JUR ... X = Temperatur (oC) Y = Per Cent of Impurities n 12 JKX 36.00 JKY 124.00

Nurul Chairunnisa Utami Putri :

http://roelcup.wordpress.com

[email protected]

[email protected]