b b KESIMPULAN DAN SARAN

38 Test Statistics

a,b

Bobotikan Chi-Square 11.880 Df 3 Asymp. Sig. .008 a. Kruskal Wallis Test b. Grouping Variable: Suhu NPar Tests Kruskal-Wallis Test Ranks Suhu N Mean Rank Bobotikan 23 C 10 31.10 25 C 10 16.00 27 C 10 18.90 29 C 10 16.00 Total 40 Test Statistics

a,b

Bobotikan Chi-Square 11.880 Df 3 Asymp. Sig. .008 a. Kruskal Wallis Test b. Grouping Variable: Suhu Universitas Sumatera Utara 39 NPar Tests Mann-Whitney Test Ranks Suhu N Mean Rank Sum of Ranks Bobotikan 23 C 10 14.20 142.00 25 C 10 6.80 68.00 Total 20 Test Statistics b Bobotikan Mann-Whitney U 13.000 Wilcoxon W 68.000 Z -2.836 Asymp. Sig. 2-tailed .005 Exact Sig. [21-tailed Sig.] .004 a a. Not corrected for ties. b. Grouping Variable: Suhu NPar Tests Mann-Whitney Test Ranks Suhu N Mean Rank Sum of Ranks Bobotikan 23 C 10 13.50 135.00 27 C 10 7.50 75.00 Total 20 Universitas Sumatera Utara 40 Test Statistics b Bobotikan Mann-Whitney U 20.000 Wilcoxon W 75.000 Z -2.285 Asymp. Sig. 2-tailed .022 Exact Sig. [21-tailed Sig.] .023 a a. Not corrected for ties. b. Grouping Variable: Suhu NPar Tests Mann-Whitney Test Ranks Suhu N Mean Rank Sum of Ranks Bobotikan 23 C 10 14.40 144.00 29 C 10 6.60 66.00 Total 20 Test Statistics b Bobotikan Mann-Whitney U 11.000 Wilcoxon W 66.000 Z -2.971 Asymp. Sig. 2-tailed .003 Exact Sig. [21-tailed Sig.] .002 a a. Not corrected for ties. b. Grouping Variable: Suhu Universitas Sumatera Utara 41 NPar Tests Mann-Whitney Test Ranks Suhu N Mean Rank Sum of Ranks Bobotikan 25 C 10 9.60 96.00 27 C 10 11.40 114.00 Total 20 Test Statistics b Bobotikan Mann-Whitney U 41.000 Wilcoxon W 96.000 Z -.713 Asymp. Sig. 2-tailed .476 Exact Sig. [21-tailed Sig.] .529 a a. Not corrected for ties. b. Grouping Variable: Suhu NPar Tests Mann-Whitney Test Ranks Suhu N Mean Rank Sum of Ranks Bobotikan 25 C 10 10.60 106.00 29 C 10 10.40 104.00 Total 20 Universitas Sumatera Utara 42 Test Statistics b Bobotikan Mann-Whitney U 49.000 Wilcoxon W 104.000 Z -.079 Asymp. Sig. 2-tailed .937 Exact Sig. [21-tailed Sig.] .971 a a. Not corrected for ties. b. Grouping Variable: Suhu NPar Tests Mann-Whitney Test Ranks Suhu N Mean Rank Sum of Ranks Bobotikan 27 C 10 11.00 110.00 29 C 10 10.00 100.00 Total 20 Test Statistics b Bobotikan Mann-Whitney U 45.000 Wilcoxon W 100.000 Z -.390 Asymp. Sig. 2-tailed .696 Exact Sig. [21-tailed Sig.] .739 a a. Not corrected for ties. b. Grouping Variable: Suhu Universitas Sumatera Utara 43 Lampiran 7. Hasil Analisis Korelasi Faktor Fisik Kimia Melalui SPSS Ver. 16.00 7.1 Perlakuan suhu 23 o C Correlations pH DO Amoniak pH Pearson Correlation 1 .952 -.953 Sig. 2-tailed .003 .012 N 6 6 5 DO Pearson Correlation .952 1 -.953 Sig. 2-tailed .003 .012 N 6 6 5 Amoniak Pearson Correlation -.953 -.953 1 Sig. 2-tailed .012 .012 N 5 5 5 . Correlation is significant at the 0.01 level 2-tailed. . Correlation is significant at the 0.05 level 2-tailed. 7.2 Perlakuan suhu 25 o C Correlations pH DO Amoniak pH Pearson Correlation 1 .620 -.225 Sig. 2-tailed .189 .716 N 6 6 5 DO Pearson Correlation .620 1 -.077 Sig. 2-tailed .189 .903 N 6 6 5 Amoniak Pearson Correlation -.225 -.077 1 Sig. 2-tailed .716 .903 N 5 5 5 Universitas Sumatera Utara 44 7.3 Perlakuan suhu 27 o C Correlations pH DO Amoniak pH Pearson Correlation 1 .502 -.139 Sig. 2-tailed .310 .793 N 6 6 6 DO Pearson Correlation .502 1 -.206 Sig. 2-tailed .310 .696 N 6 6 6 Amoniak Pearson Correlation -.139 -.206 1 Sig. 2-tailed .793 .696 N 6 6 6 7.4 Perlakuan suhu 29 o C Correlations pH DO Amoniak pH Pearson Correlation 1 .581 -.227 Sig. 2-tailed .227 .666 N 6 6 6 DO Pearson Correlation .581 1 -.763 Sig. 2-tailed .227 .077 N 6 6 6 Amoniak Pearson Correlation -.227 -.763 1 Sig. 2-tailed .666 .077 N 6 6 6 Universitas Sumatera Utara 45 Lampiran 7. Hasil Analisis Korelasi bobot total Melalui SPSS Ver. 16.00