Lampiran 2. Output Hasil Uji Statistik
Tests of Normality
Kolmogorov-Smirnova Shapiro-Wilk
Statistic df Sig. Statistic df Sig.
Kadar BOD ,137 20 ,200* ,956 20 0,468
a. Lilliefors Significance Correction
*. This is a lower bound of the true significance.
Test of Homogeneity of Variances
Kadar BOD
Within Groups 3657,361 15 243,824
Post Hoc Tests
95% Confidence Interval
Lower