jawaban UAS
|
Years |
X / CO2 emissions (metric tons per capita) |
Y / Forest area (% of land area) |
XY |
X² |
Y² |
|
1990 |
3,896326851 |
31,62450862 |
123,2194 |
15,18136 |
1000,11 |
|
1991 |
3,858114032 |
31,56881533 |
121,7961 |
14,88504 |
996,5901 |
|
1992 |
3,801810884 |
31,62046722 |
120,215 |
14,45377 |
999,8539 |
|
1993 |
3,767890721 |
31,56550897 |
118,9354 |
14,197 |
996,3814 |
|
1994 |
3,731384019 |
31,51249559 |
117,5852 |
13,92323 |
993,0374 |
|
1995 |
3,780965272 |
31,45734387 |
118,9391 |
14,2957 |
989,5645 |
|
1996 |
3,804548222 |
31,40158623 |
119,4688 |
14,47459 |
986,0596 |
|
1997 |
3,814748612 |
31,32902206 |
119,5123 |
14,55231 |
981,5076 |
|
1998 |
3,781727217 |
31,27943768 |
118,2903 |
14,30146 |
978,4032 |
|
1999 |
3,747783194 |
31,22196499 |
117,0132 |
14,04588 |
974,8111 |
|
2000 |
3,815788075 |
31,17069019 |
118,9407 |
14,56024 |
971,6119 |
|
2001 |
3,829821888 |
31,13581978 |
119,2446 |
14,66754 |
969,4393 |
|
2002 |
3,830834811 |
31,10120443 |
119,1436 |
14,6753 |
967,2849 |
|
2003 |
3,957400558 |
31,06608993 |
122,941 |
15,66102 |
965,1019 |
|
2004 |
4,085162452 |
31,03136289 |
126,7682 |
16,68855 |
962,9455 |
|
2005 |
4,183751025 |
30,99623804 |
129,6805 |
17,50377 |
960,7668 |
|
2006 |
4,265743211 |
30,97123082 |
132,1153 |
18,19657 |
959,2171 |
|
2007 |
4,371888288 |
30,94502979 |
135,2882 |
19,11341 |
957,5949 |
|
2008 |
4,3514153 |
30,92260522 |
134,5571 |
18,93482 |
956,2075 |
|
2009 |
4,250586627 |
30,89674808 |
131,3293 |
18,06749 |
954,609 |
|
2010 |
4,454105672 |
30,86996409 |
137,4981 |
19,83906 |
952,9547 |
|
2011 |
4,539725931 |
30,84438914 |
140,0251 |
20,60911 |
951,3763 |
|
2012 |
4,545692603 |
30,81984683 |
140,0975 |
20,66332 |
949,863 |
|
2013 |
4,581344238 |
30,79467396 |
141,081 |
20,98872 |
948,3119 |
|
2014 |
4,536889663 |
30,76956804 |
139,5981 |
20,58337 |
946,7663 |
|
Σ |
110,4485624 |
840,3772971 |
3435,651 |
454,3412 |
26159,08 |
Uji - F
(JKreg a) =
(ΣY)²/n = 26156,81487 b =
n.ΣXY-ΣX.ΣY/n.ΣX²-(ΣX)² = -0,818136056
[Jkreg
a(b/a)] = b[ΣXY -( ΣX.ΣY/n)] = 1,693856054
Jkres = ΣY² -
{Jkreg a(b/a) + Jkreg(a)} = 0,569077496
RJKreg (a) =
JKreg (a) = 26156,81487
RJKreg(b/a) =
Jkreg (b/a) = 1,693856054
RJKres =
Jkres/n-2 = 0,0227631
Fhitung =
RJKreg(b/a)/RJKres = 74,41236329
Ftabel = F(a)(1,n-2)
= 3,63
Jadi, Fhitung
> Ftabel ; Ho ; Ditolak artinya ; Model Regresi linear sederhana dapat
digunakan
konstanta a ;
α = ΣY-b.ΣX/n
= 843,3893622
Persamaa
Regresi Linear Sederhana ;
Y = α + b.X =
= 843,3893622 - 0,81814X
Uji - t ;
Hiphotesis
r =
n(ΣXY)-(ΣX.ΣY)/√[n.ΣX²-(ΣX)²][n.ΣY²-(ΣY)²] = -0,865171789 Strong Correlation's
t-hitung =
r√n-2/√1-(r)² = 5,644030087
t-tabel =
1,74 n = 1
Jadi, t-hitung > t-tabel ; Ho ; Ditolak artinya ; Tingkat Tingkat tutupan hutan Sangat Berpengaruh terhadap emisi gas CO2 di dunia
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