Tsu-2011 - ieeetsu

spirmenis rangobrivi korelaciis koeficienti gamoiyeneba Semdegi
hipoTezebis Sesamowmeblad:
H
0
: niSnebi damoukidebelia, e. i 0 ,
H niSnebs Soris dadebiTi kavSiria, e. i. 0 .
1
:
cnobilia, rom didi moculobis SemTxvevaSi
t n t n
2
2 / 1 ( 2) .
amitom kriteriumi ase yalibdeba: Tu t statistikis dakvirvebuli t S
mni-
SvnelobisaTvis da mocemuli mniSvnelovnebis donisaTvis sruldeba
piroba: tS tn
2,
, maSin H
0
hipoTezas uarvyofT, winaaRmdeg SemTxvevaSi amis
safuZveli ara gvaqvs. gasagebia, rom ormxrivi alternativis SemTxveva-
Si -- H 1
: 0, kritikuli are iqneba: U 1
{| t | tn
2, /2
}.
magaliTi 2. dRisa da saRamos swavlebis ekonomist studentebs eki-
Txebodnen Tu rogor afaseben isini sxvadasxva profesiis prestiJulobas
8 baliani sistemiT. ipoveT spirmenis rangobrivi korelaciis koeficienti,
Tu gamokiTxvis monacemebia:
profesia dRis saRamos
buRalteri 6 3
programisti 7 2
bankis menejeri 2 6
administratori 5 4
statistikosi 1 7
marketingis menejeri 4 8
finansist-analitikosi 3 5
warmoebis menejeri 8 1
amoxsna. am SemTxvevaSi gvaqvs profesiebisagan Sedgenili erToblioba,
xolo niSnebis rolSi ganixileba dRisa da saRamos swavlebis studentTa
mier am profesiebis Sefasebebi. gavakeToT Semdegi cxrili:
profesia dRis saRamos
R
A
R
buRalteri 6 3 3 9
programisti 7 2 5 25
bankis menejeri 2 6 –4 16
administratori 5 4 1 1
statistikosi 1 7 –6 36
marketingis menejeri 4 8 –4 16
finansist-analitikosi 3 5 –2 4
warmoebis menejeri 8 1 7 49
156
B
( R R )
6S
6156
1 2
1 2
0.857
nn ( 1) 8 (8 1)
A
B
.
2
236