28/11/2014

PhntchhiquituyntnhviSPSSBIS
ChomngnviBISngnhp|ngk|Trgip

PhntchhiquituyntnhviSPSS
Bicui0804201311:04PMcachucnv.0trli.

0804201311:04PM
chucnv

PhntchhiquituyntnhviSPSS

PhntchhiquituyntnhviSPSS
NguynVnChcchuc1803@gmail.com
Thamgia12052008
im8,190

Hiquilmtmhnhthngkcsdngdongi
trcabinphthuc(dependencevariable)haycngilbin
kt qu da vo nhng gi tr ca t nht 1 bin c lp
(independence variable) hay cn gi l bin nguyn nhn. Nu
mhnhhiquiphntchsphthucca1binphthucvo
1binclpgilhiquin,nucnhiubinclpgi
l hi qui bi. Hi qui tuyn tnh l m hnh hi qui trong
miquanhgiaccbincbiudinbimtngthng
(ngthnglngphhpnhtvidliu).
Bivitnygiithiuslcvmhnhhiquituyntnhn
vcchthchinhiquitrnphnmmSPSSv18
Hiquituyntnhn
Hi qui tuyn tnh n biu din mi quan h gia bin ph
thucvo1binclp.Mhnhhiquicbiudinnh
sau:

Vd:Cdliuvdintchca7cahngbntricyv
doanhthuhngnmnhsau:

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Yucu:Lpmhnhhiquituyntnhthhinmiquanh
giadoanhthuvdintchcacahng.
SdngSPSS
1.MSPSS,tomtfiledliumivitnvnhdngcacc
bintrongtabVariableviewnhsau:

Nhpdliutrongtab:Dataviewnhsau:

2.Thchinhiquinhsau:
Trong menu Analyze, chn Regression, chn Linear, xut hin
hp thoi, ch nh bin ph thuc trong Dependent v cc
binclptrongIndependent(s)

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Thitlpthmccthamstychn(nucnthit)giithch
mhnh

BmOKthchinhiqui.Ktqunhsau:
CchshiquicchotrongbngCoefficients

Phngtrnhhiquitngng

Khi din tch tng ln 1 n v, m hnh d on doanh thu

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hngnmtngtrungbnh1487$.
Bygisdngmhnhhiquitrndondoanhthuhngnmchocahngcdintch
1400m2:
Doanhthu=1636.415+1.487*1400=3718.215($000)

Mtsthamsquantrngnhgimhnhhiqui.

ThamsRbnhphnghiuchnh(AdjustedRSquare)chobit
mc(%)sbinthincabinphthuccgiithchbi
binclp.Trongvdny,cthni93%sbinidoanh
thuhngnmcthcgiithchbngsbinivquim
cacahng(obngdintch).
BngANOVA

GitrcaSig(Pvalue)cabngANOVAdngnhgis
phhp(tnti)camhnh.GitrSignh(thng<5%)th
mhnhtnti.

GitrSigtrongbngCoefficientschobitccthamshiqui
c ngha hay khng (vi tin cy 95% th Sig<5% c
ngha).
H s tng qua cho bit mc tng quan gia bin ph
thuc v bin c lp (thng s dng h s tng quan
Pearson)

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Trongvdny,hstngquangiabinphthuc(Doanh
thu)vbinclp(Dintch)l0.97,chobitmitngquan
giaDoanhthuvDintchlrtcht.
Chy ng thi nhiu dng phng trnh hi qui tm
dngngphhpnht.
Trongtrnghpchabitdngngno(Linear,Quadratic,
Logarithmic,Cubic,Power)phhpvidliumu,tachy
hiquinhiudngngchnradngngphhpnht.
Trong menu Analyze, chn Regression, chn Cure Estimation,
chndngngmunthchinhiqui:

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Ktqumhnhhiquitheotngdngngcmty
trong cc bng d liu, ngha cc tham s c gii
thchnhtrongvdhiquituyntnh,tgiptachnc
dngngphhpnhtvidliuc.

Tkhaidin:Khaiphdliu ,Hiquituyntnh ,Tngquan,SPSS,phnmm

thngk
Trang1trongs1(1nidung)
20082014BusinessIntelligenceSolution

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