Uji Normalitas Pada data berskala interval atau rasio Menentukan jenis analisis data

ANALISISDistribusi data

Normal Tdk Normal

Deskriptif

Central Tendency

Mean Median

DispersiAverage Dev., Standard Dev.

Interquartile Deviation

Inferensial Uji Hipotesis Parametrik Non Parametrik

Teknik Analisis

Diagram Pengujian Skewness dan

Kurtosis Simultan

Diagram (histogram)

70.060.050.040.030.0

berat badan penderita

10

8

6

4

2

0

Fre

qu

ency

Mean = 50.772Std. Dev. = 8.2614N = 50

Histogram

Diagram (P-P Plot)

1.00.80.60.40.20.0

Observed Cum Prob

1.0

0.8

0.6

0.4

0.2

0.0

Exp

ecte

d C

um

Pro

b

Normal P-P Plot of berat badan penderita

Diagram (Q-Q Plot)

7060504030

Observed Value

70

60

50

40

30

Exp

ecte

d N

orm

al V

alu

e

Normal Q-Q Plot of berat badan penderita

Skewness dan Kurtosis

Statistics

berat badan penderita50

0

.152

.337

-.414

.662

Valid

Missing

N

Skewness

Std. Error of Skewness

Kurtosis

Std. Error of Kurtosis

t skewness = 0.152/0.337 = 0.451

t kurtosis = -0.414/0.662 = -0.625

Kolmogorov-Smirnov 1 sampel

One-Sample Kolmogorov-Smirnov Test

50

50.772

8.2614

.118

.118

-.099

.832

.494

N

Mean

Std. Deviation

Normal Parameters a,b

Absolute

Positive

Negative

Most ExtremeDifferences

Kolmogorov-Smirnov Z

Asymp. Sig. (2-tailed)

berat badanpenderita

Test distribution is Normal.a.

Calculated from data.b.

Kolmogorov-Smirnov (Lilliefors) Shapiro-Wilk

Tests of Normality

.118 50 .081 .962 50 .106berat badan penderitaStatistic df Sig. Statistic df Sig.

Kolmogorov-Smirnova

Shapiro-Wilk

Lilliefors Significance Correctiona.

Amos

Variable min max skew c.r. kurtosis c.r.

BB 35.000 70.000 .147 .424 -.491 -.709

Multivariate -.374 -.539

Lisrel

Variable Mean St. Dev. T-Value Skewness Kurtosis Minimum Freq. Maximum Freq. -------- ---- -------- ------- -------- -------- ------- ----- ------- ----- BB 50.772 8.261 43.456 0.152 -0.414 35.000 2 70.000 2

Lisrel Total Sample Size = 100

Univariate Summary Statistics for Continuous Variables

Variable Mean St. Dev. T-Value Skewness Kurtosis Minimum Freq. Maximum Freq. -------- ---- -------- ------- -------- -------- ------- ----- ------- ----- BB 50.772 8.220 61.769 0.149 -0.454 35.000 4 70.000 4

Test of Univariate Normality for Continuous Variables

Skewness Kurtosis Skewness and Kurtosis

Variable Z-Score P-Value Z-Score P-Value Chi-Square P-Value

BB 0.636 0.525 -1.053 0.292 1.513 0.469