: :

. : Pearson Spearman

169164167175170160656364696756

-1 1 . . . . 1 -1 . .

-0.46 . 0.98 . -0.65 . 0.345 . 0.00

: Analyze Correlate Bivariate Variables. Pearson Spearman: .

( ) . :Y = a * X + bY, X .a, b SPSS. Y X.

Dependent: . . Independent: . .: Height = 3 * Weight + 10 Height Dependent Weight Independent (a) 3 (b) 10

Height :Height = 3 * Weight - 25 70: Height = 3 * 70 - 25Height = 185 180 : = 185 180 = 5

Grade :Grade = -7 * Absent + 91 3 75

: :Grade = -7 * 3 + 91Grade = 70 : 75 70 = 5

a, b SPSS

Analyze Regression Linear Dependent Independent

. R Pearson. . B a, b b (Constant) a .

: Pearson .970 1. Weight Height a = .975 b = 99.87 :Height = .975 * Weight + 99.87 : Height = .975 * 75 + 99.87Height = 173 180 173 = 7

751806516055150

T S a = -4 b = -7

: T = -4 * S 7

S 5 -5 T :T = -4 * 5 7 = -27T = -4 * -5 7 = 13

(). (Mean = 70) 70. (). ():

() .: () :1, 4, 5, 6: = 4

() () . . 90% 99%

SPSS .

Analyze Descriptive Explore Dependent List Statistics .

:Mean: . N Lower Bound Upper BoundMedianVarianceStandard DeviationMinimum and MaximumRange

: () 166.33 Mean 95% () 159.97 172.70 12

Height 180 150

() ( H0) Ha .

H0: = 0 0

Ha: 0 0

167.5 170 : :H0: = 170Ha: 170 SPSS

169164167175170160656364696756

Analyze Compare Means One Sample T test Test Value Options ( ) Sig Sig 0.05 H0 Ha Sig 0.05 Ha H0

Height 150 : H0: = 150 Ha: 150 Ha H0 Sig 0.05

Height 165 165.:H0: = 165Ha: 165 H0 Ha Sig 0.05 95% 12 10.21 166.33