NÜFUS PROJEKSİYONU

YENİKAPI (İstanbul), 2008

NÜFUS PİRAMİDİ

NÜFUS PİRAMİDİ

Kaynak: X.Wang ve R. Vom Hofe, Research Methods in Urban and Regional Planning, Berlin: Springer, 2007; s.64

Nüfus Projeksiyonu

Kaynak: X.Wang ve R. Vom Hofe, Research Methods in Urban and Regional Planning, Berlin: Springer, 2007;sf.56.

From the following article:Ecology: Global amphibian population declines

Ross A. Alford, Philip M. Dixon and Joseph H. K. Pechmann

Nature 412, 499-500 (2 August 2001) doi: 10.1038/35087658

DÜZCE-MERKEZ İLÇE NÜFUSU

YIL X Y XY X2 X2Y X3 X4

1970 -2 69.200 -138.400 4 276.800 -8 161980 -1 87.257 -87.257 1 87.257 -1 11990 1 113.596 113.596 1 113.596 1 12000 2 135.009 270.018 4 540.036 8 16

0 405.062 157.957 10 1.017.689 0 34

Y = a + bX

ΣY = an + bΣX

ΣXY = aΣX + bΣX2 ΣXY = aΣX + bΣX2 + cΣX3

Y = a + bX + cX2

ΣY = an + bΣX + cΣX2

ΣX2Y = aΣX + bΣX2 + + cΣX3 +dΣX4

EN KÜÇÜK KARELER

DÜZCE-MERKEZ İLÇE NÜFUSU

YIL X Y XY X2 X2Y X3 X4

1970 -2 69.200 -138.400 4 276.800 -8 161980 -1 87.257 -87.257 1 87.257 -1 11990 1 113.596 113.596 1 113.596 1 12000 2 135.009 270.018 4 540.036 8 16

0 405.062 157.957 10 1.017.689 0 34

405062 = a4 + b(0)

157957 = a(0) + b(10) ► b = 15795,7

4a = 405062 - 15795,7

4a = 389266,3 ► a = 97316,575

Y = 97316,575 + 15795,7 X

GEOMETRİK DAĞILIM