Jawaban UTS Statistika Akuntansi
|
Years |
Interest
rate spread (lending rate minus deposit rate, %) / X |
Inflation,
GDP deflator (annual %) / Y |
XY |
X² |
Y² |
|
2004 |
5,515212386 |
6,5 |
35,84888 |
30,41757 |
42,25 |
|
2005 |
5,80054673 |
6,513504167 |
37,78189 |
33,64634 |
42,42574 |
|
2006 |
5,419860934 |
6,25 |
33,87413 |
29,37489 |
39,0625 |
|
2007 |
5,783010719 |
6,25 |
36,14382 |
33,44321 |
39,0625 |
|
2008 |
7,860966092 |
6,098174834 |
47,93755 |
61,79479 |
37,18774 |
|
2009 |
2,169391733 |
5,971666667 |
12,95488 |
4,70626 |
35,6608 |
|
2010 |
4,229784999 |
6,034166667 |
25,52323 |
17,89108 |
36,41117 |
|
2011 |
5,539056432 |
6,070369601 |
33,62412 |
30,68115 |
36,84939 |
|
2012 |
3,625327319 |
5,896599909 |
21,3771 |
13,143 |
34,76989 |
|
2013 |
2,246122318 |
5,882175 |
13,21208 |
5,045065 |
34,59998 |
|
2014 |
1,93261375 |
5,842852919 |
11,29198 |
3,734996 |
34,13893 |
|
2015 |
2,23162146 |
5,645724871 |
12,59912 |
4,980134 |
31,87421 |
|
2016 |
1,901646775 |
5,741048915 |
10,91745 |
3,61626 |
32,95964 |
|
2017 |
2,947877208 |
5,547100531 |
16,35217 |
8,68998 |
30,77032 |
|
2018 |
2,716843135 |
5,503676334 |
14,95263 |
7,381237 |
30,29045 |
|
2019 |
2,40977587 |
5,783333333 |
13,93654 |
5,80702 |
33,44694 |
|
Σ |
62,32965786 |
95,53039375 |
378,3276 |
294,353 |
571,7602 |
|
Uji - F |
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|
(JKreg a) = (ΣY)²/n = |
570,3785 |
b = n.ΣXY-ΣX.ΣY/n.ΣX²-(ΣX)² = |
0,119885 |
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|
[Jkreg a(b/a)] = b[ΣXY -( ΣX.ΣY/n)]
= |
0,740768 |
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|
Jkres = ΣY² - {Jkreg a(b/a) + Jkreg(a)} = |
0,640931 |
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|
RJKreg (a) = JKreg (a) = |
570,3785 |
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|
RJKreg(b/a) = Jkreg (b/a) = |
0,740768 |
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|
RJKres = Jkres/n-2 = |
0,045781 |
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|
Fhitung = RJKreg(b/a)/RJKres = |
16,18077 |
|||||||||||||
|
Ftabel = F(a)(1,n-2) = |
3,63 |
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|
Jadi, Fhitung > Ftabel ; Ho ; Ditolak artinya ; Model Regresi
linear sederhana dapat digunakan |
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|
konstanta a ; |
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|
α = ΣY-b.ΣX/n = |
95,06337 |
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|
Persamaa Regresi Linear Sederhana ; |
||||||||||||||
|
Y = α + b.X = |
= |
95,063 + 0,11988X |
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|
Uji - t ; |
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|
Hiphotesis |
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|
r = n(ΣXY)-(ΣX.ΣY)/√[n.ΣX²-(ΣX)²][n.ΣY²-(ΣY)²] = |
0,732208 |
Strong Correlation's |
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|
t-hitung = r√n-2/√1-(r)² = |
4,022533 |
|||||||||||||
|
t-tabel = 2,12 |
n = 16 |
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|
Jadi, t-hitung > t-tabel ; Ho ; Ditolak artinya ; Tingkat Durasi Iklan Sangat Berpengaruh terhadap Banyak Penjualan |
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