Lampiran 1. Langkah Penelitian

Air Limbah dengan

kadar phosphate tinggi

Masukkan dalam wadah

sebanyak 1 liter

Pengukuran Suhu

dan pH sebelum

perlakuan

Proses Koagulasi dengan

pengadukan cepat 70 rpm

selama 1 menit

Proses Flokulasi dengan

pengadukan lambat 50

rpm selama 15 menit

Proses Sedimentasi

dengan waktu 30

menit

Air yang telah

olahan

Masukkan Poly

Aluminium Chloride

(PAC).

Pengukuran Suhu

dan pH setelah

perlakuan

Pengukuran kadar

phosphate

Lampiran 2. Skema Penelitian

Pre Post Pre Post Pre Post Pre Post

Kontrol 0,25 gram PAC 0,5 gram PAC 0,75 gram PAC

Keterangan : Wadah Ok sebagai kontrol tanpa penambahan PAC, sedang wadah X1 , X2, X3 diberi tambahan PAC.

12 Liter

Ok1 Ok1’

Ok2 Ok2’

Ok3 Ok3’

X12 X22

X11’ X11

X12’

X13’ X23 X23’

X22’

X21 X21’

X13 X33 X33’

X32’

X31

X32

X31’

Lampiran 3. Hasil Uji Pendahuluan

Lampiran 4. Pengukuran pH sebelum dan setelah perlakuan

Pengulangan

Kontrol

Perlakuan

PAC 0,25

gram

PAC 0,5

gram

PAC 0,75

gram

Pre post pre post Pre Post Pre post

1 8 8 8 7 8 7 8 6

2 8 8 8 7 8 7 8 6

3 8 8 8 7 8 7 8 6

Jumlah 24 24 25 21 24 21 24 18

Rata-rata 8 8 8 7 8 7 8 6

Lampiran 5. Pengukuran suhu sebelum dan setelah perlakuan

Pengulangan

Kontrol

perlakuan

PAC 0,25

gram

PAC 0,5

gram

PAC 0,75

gram

Pre

(oC)

Post

(oC)

Pre

(oC)

Post

(oC)

Pre

(oC)

Post

(oC)

Pre

(oC)

Post

(oC)

1 26 26 26 26 26 26 26 26

2 26 26 26 26 26 26 26 26

3 26 26 26 26 26 26 26 26

Jumlah 88 88 88 88 88 88 88 88

Rata-rata 26 26 26 26 26 26 26 26

Lampiran 6. Kadar phosphate sebelum perlakuan

Lampiran 7. Kadar phosphate setelah perlakuan

Lampiran 9. Hasil Uji Normalitas dan Uji Anova

Explore

Notes

Output Created 12-Okt-2015 08:55:53

Comments

Input Data C:\Users\ACE GROUP\Documents\Sandy Spss data.sav

Active Dataset DataSet0

Filter

Weight

Split File

N of Rows in Working Data File 12

Missing Value Handling Definition of Missing User-defined missing values for dependent variables are treated as missing.

Cases Used Statistics are based on cases with no missing values for any dependent variable or factor used.

Syntax EXAMINE VARIABLES=Pre Selisih BY Kelompok

/PLOT BOXPLOT NPPLOT

/COMPARE GROUP

/STATISTICS DESCRIPTIVES

/CINTERVAL 99

/MISSING LISTWISE

/NOTOTAL.

Resources Processor Time 00:00:04,322

Elapsed Time 00:00:04,029

[DataSet0] C:\Users\ACE GROUP\Documents\Sandy Spss data.sav

Kelompok

Case Processing Summary

Kelompok

Cases

Valid Missing Total

N Percent N Percent N Percent

Pre Kontrol 3 100,0% 0 ,0% 3 100,0%

PAC 0,25 gram 3 100,0% 0 ,0% 3 100,0%

PAC 0,5 gram 3 100,0% 0 ,0% 3 100,0%

PAC 0,75 gram 3 100,0% 0 ,0% 3 100,0%

Selisih Kontrol 3 100,0% 0 ,0% 3 100,0%

PAC 0,25 gram 3 100,0% 0 ,0% 3 100,0%

PAC 0,5 gram 3 100,0% 0 ,0% 3 100,0%

PAC 0,75 gram 3 100,0% 0 ,0% 3 100,0%

Descriptives

Kelompok Statistic Std. Error

Pre Kontrol Mean 9,4767 ,01764

99% Confidence Interval for Mean Lower Bound 9,3016

Upper Bound 9,6517

5% Trimmed Mean .

Median 9,4700

Variance ,001

Std. Deviation ,03055

Minimum 9,45

Maximum 9,51

Range ,06

Interquartile Range .

Skewness ,935 1,225

Kurtosis . .

PAC 0,25 gram Mean 9,5900 ,02309

99% Confidence Interval for Mean Lower Bound 9,3608

Upper Bound 9,8192

5% Trimmed Mean .

Median 9,5900

Variance ,002

Std. Deviation ,04000

Minimum 9,55

Maximum 9,63

Range ,08

Interquartile Range .

Skewness ,000 1,225

Kurtosis . .

PAC 0,5 gram Mean 9,5033 ,02333

99% Confidence Interval for Mean Lower Bound 9,2718

Upper Bound 9,7349

5% Trimmed Mean .

Median 9,5100

Variance ,002

Std. Deviation ,04041

Minimum 9,46

Maximum 9,54

Range ,08

Interquartile Range .

Skewness -,722 1,225

Kurtosis . .

PAC 0,75 gram Mean 9,4600 ,04509

99% Confidence Interval for Mean Lower Bound 9,0125

Upper Bound 9,9075

5% Trimmed Mean .

Median 9,4200

Variance ,006

Std. Deviation ,07810

Minimum 9,41

Maximum 9,55

Range ,14

Interquartile Range .

Skewness 1,700 1,225

Kurtosis . .

Selisih Kontrol Mean ,1133 ,03712

99% Confidence Interval for Mean Lower Bound -,2551

Upper Bound ,4817

5% Trimmed Mean .

Median ,1400

Variance ,004

Std. Deviation ,06429

Minimum ,04

Maximum ,16

Range ,12

Interquartile Range .

Skewness -1,545 1,225

Kurtosis . .

PAC 0,25 gram Mean 4,2833 ,06888

99% Confidence Interval for Mean Lower Bound 3,5997

Upper Bound 4,9670

5% Trimmed Mean .

Median 4,3200

Variance ,014

Std. Deviation ,11930

Minimum 4,15

Maximum 4,38

Range ,23

Interquartile Range .

Skewness -1,252 1,225

Kurtosis . .

PAC 0,5 gram Mean 6,4333 ,04410

99% Confidence Interval for Mean Lower Bound 5,9957

Upper Bound 6,8710

5% Trimmed Mean .

Median 6,4500

Variance ,006

Std. Deviation ,07638

Minimum 6,35

Maximum 6,50

Range ,15

Interquartile Range .

Skewness -,935 1,225

Kurtosis . .

PAC 0,75 gram Mean 8,3667 ,07265

99% Confidence Interval for Mean Lower Bound 7,6456

Upper Bound 9,0877

5% Trimmed Mean .

Median 8,3500

Variance ,016

Std. Deviation ,12583

Minimum 8,25

Maximum 8,50

Range ,25

Interquartile Range .

Skewness ,586 1,225

Kurtosis . .

Tests of Normality

Kelompok

Kolmogorov-Smirnova Shapiro-Wilk

Statistic df Sig. Statistic df Sig.

Pre Kontrol ,253 3 . ,964 3 ,637

PAC 0,25 gram ,175 3 . 1,000 3 1,000

PAC 0,5 gram ,232 3 . ,980 3 ,726

PAC 0,75 gram ,362 3 . ,803 3 ,122

Selisih Kontrol ,328 3 . ,871 3 ,298

PAC 0,25 gram ,287 3 . ,929 3 ,485

PAC 0,5 gram ,253 3 . ,964 3 ,637

PAC 0,75 gram ,219 3 . ,987 3 ,780

a. Lilliefors Significance Correction

ONEWAY Selisih BY Kelompok

/STATISTICS DESCRIPTIVES HOMOGENEITY

/MISSING ANALYSIS

/POSTHOC=LSD ALPHA(0.01).

Oneway

Notes

Output Created 12-Okt-2015 09:00:00 Comments Input Data C:\Users\ACE GROUP\Documents\Sandy Spss

data.sav Active Dataset DataSet0 Filter Weight Split File N of Rows in Working Data File 12

Missing Value Handling Definition of Missing User-defined missing values are treated as missing.

Cases Used Statistics for each analysis are based on cases with no missing data for any variable in the analysis.

Syntax ONEWAY Selisih BY Kelompok /STATISTICS DESCRIPTIVES HOMOGENEITY /MISSING ANALYSIS /POSTHOC=LSD ALPHA(0.01).

Resources Processor Time 00:00:00,000

Elapsed Time 00:00:00,010

[DataSet0] C:\Users\ACE GROUP\Documents\Sandy Spss data.sav

Descriptives

Selisih

N Mean Std. Deviation Std. Error

95% Confidence Interval for Mean

Minimum

Maximum

Lower Bound

Upper Bound

Kontrol 3 ,1133 ,06429 ,03712 -,0464 ,2730 ,04 ,16 PAC 0,25 gram 3 4,2833 ,11930 ,06888 3,9870 4,5797 4,15 4,38 PAC 0,5 gram 3 6,4333 ,07638 ,04410 6,2436 6,6231 6,35 6,50 PAC 0,75 gram 3 8,3667 ,12583 ,07265 8,0541 8,6792 8,25 8,50 Total 12 4,7992 3,20429 ,92500 2,7633 6,8351 ,04 8,50

Test of Homogeneity of Variances

Selisih Levene Statistic df1 df2 Sig.

,674 3 8 ,592

ANOVA

Selisih

Sum of Squares df Mean Square F Sig. Between Groups 112,862 3 37,621 3758,935 ,000 Within Groups ,080 8 ,010 Total 112,942 11

Post Hoc Tests

Multiple Comparisons

Selisih LSD

(I) Kelompok (J) Kelompok Mean

Difference (I-J) Std. Error Sig.

99% Confidence Interval

Lower Bound Upper Bound

Kontrol PAC 0,25 gram -4,17000* ,08168 ,000 -4,4441 -3,8959

PAC 0,5 gram -6,32000* ,08168 ,000 -6,5941 -6,0459

PAC 0,75 gram -8,25333* ,08168 ,000 -8,5274 -7,9793

PAC 0,25 gram Kontrol 4,17000* ,08168 ,000 3,8959 4,4441

PAC 0,5 gram -2,15000* ,08168 ,000 -2,4241 -1,8759

PAC 0,75 gram -4,08333* ,08168 ,000 -4,3574 -3,8093

PAC 0,5 gram Kontrol 6,32000* ,08168 ,000 6,0459 6,5941

PAC 0,25 gram 2,15000* ,08168 ,000 1,8759 2,4241

PAC 0,75 gram -1,93333* ,08168 ,000 -2,2074 -1,6593

PAC 0,75 gram Kontrol 8,25333* ,08168 ,000 7,9793 8,5274

PAC 0,25 gram 4,08333* ,08168 ,000 3,8093 4,3574

PAC 0,5 gram 1,93333* ,08168 ,000 1,6593 2,2074

*. The mean difference is significant at the 0.01 level.

Dokumentasi

Gambar 1 . Penelitian di Workshop

Gambar 2. Penelitian di Workshop

Dokumentasi

Gambar 3. Hasil Pre Test

Gambar 4. Hasil Post Test