49

Lampiran 1. Perhitungan % Sineresis

Ulangan 1

Hari ke-7

1. Batch 1 suhu 30°C

% sineresis =

= 0,85%

2. Batch 1 suhu 50°C

% sineresis =

= 2,05%

3. Batch 2 suhu 40°C

% sineresis =

= 1,16%

4. Batch 2 suhu 50°C

% sineresis =

= 2,05%

Hari ke-14

1. Batch 1 suhu 30°C

% sineresis =

= 4,29%

2. Batch 1 suhu 40°C

% sineresis =

= 3,51%

3. Batch 1 suhu 50°C

% Sineresis = %100b

b-a

50

% sineresis =

= 6,53%

4. Batch 2 suhu 30°C

% sineresis =

= 3,14%

5. Batch 2 suhu 40°C

% sineresis =

= 4,45%

6. Batch 2 suhu 50°C

% sineresis =

= 3,76%

Hari ke-21

1. Batch 1 suhu 30°C

% sineresis =

= 3,93%

2. Batch 1 suhu 40°C

% sineresis =

= 0,69%

3. Batch 1 suhu 50°C

% sineresis =

= 3,93%

4. Batch 2 suhu 30°C

% sineresis =

= 3,25%

5. Batch 2 suhu 40°C

% sineresis =

51

= 3,55%

6. Batch 2 suhu 50°C

% sineresis =

= 3,75%

Hari ke-28

1. Batch 1 suhu 30°C

% sineresis =

= 1,77%

2. Batch 1 suhu 40°C

% sineresis =

= 2,77%

3. Batch 1 suhu 50°C

% sineresis =

= 2,74%

4. Batch 2 suhu 30°C

% sineresis =

= 4,86%

5. Batch 2 suhu 40°C

% sineresis =

= 2,77%

6. Batch 2 suhu 50°C

% sineresis =

= 5,76%

Ulangan 2

Hari ke-7

1. Batch 1 suhu 30°C

% sineresis =

52

= 2,04%

2. Batch 1 suhu 50°C

% sineresis =

= 1,53%

3. Batch 2 suhu 40°C

% sineresis =

= 2,69%

4. Batch 2 suhu 50°C

% sineresis =

= 0,99%

Hari ke-14

1. Batch 1 suhu 30°C

% sineresis =

= 1,89%

2. Batch 1 suhu 40°C

% sineresis =

= 3,09%

3. Batch 1 suhu 50°C

% sineresis =

= 3,03%

4. Batch 2 suhu 30°C

% sineresis =

= 2,23%

5. Batch 2 suhu 40°C

% sineresis =

= 3,09%

6. Batch 2 suhu 50°C

53

% sineresis =

= 2,85%

Hari ke-21

7. Batch 1 suhu 30°C

% sineresis =

= 1,69%

8. Batch 1 suhu 40°C

% sineresis =

= 2,99%

9. Batch 1 suhu 50°C

% sineresis =

= 3,68%

10. Batch 2 suhu 30°C

% sineresis =

= 5,2%

11. Batch 2 suhu 40°C

% sineresis =

= 1,16%

12. Batch 2 suhu 50°C

% sineresis =

= 3,68%

Hari ke-28

1. Batch 1 suhu 30°C

% sineresis =

= 2,86%

2. Batch 1 suhu 40°C

% sineresis =

54

= 1,12%

3. Batch 1 suhu 50°C

% sineresis =

= 1,28%

4. Batch 2 suhu 30°C

% sineresis =

= 2,12%

5. Batch 2 suhu 40°C

% sineresis =

= 3,06%

6. Batch 2 suhu 50°C

% sineresis =

= 2,37%

Ulangan 3

Hari ke-7

1. Batch 2 suhu 40°C

% sineresis =

= 2,91%

2. Batch 2 suhu 50°C

% sineresis =

= 2,8%

Hari ke-14

1. Batch 1 suhu 30°C

% sineresis =

= 2,88%

2. Batch 1 suhu 40°C

% sineresis =

55

= 3,83%

3. Batch 1 suhu 50°C

% sineresis =

= 3,53%

4. Batch 2 suhu 30°C

% sineresis =

= 3,28%

5. Batch 2 suhu 40°C

% sineresis =

= 4,3%

6. Batch 2 suhu 50°C

% sineresis =

= 3,34%

Hari ke-21

13. Batch 1 suhu 30°C

% sineresis =

= 2,49%

14. Batch 1 suhu 40°C

% sineresis =

= 3,06%

15. Batch 1 suhu 50°C

% sineresis =

= 4,45%

16. Batch 2 suhu 30°C

% sineresis =

= 4,14%

17. Batch 2 suhu 40°C

56

% sineresis =

= 2,63%

18. Batch 2 suhu 50°C

% sineresis =

= 4,98%

Hari ke-28

1. Batch 1 suhu 30°C

% sineresis =

= 5,62%

2. Batch 1 suhu 40°C

% sineresis =

= 3,17%

3. Batch 1 suhu 50°C

% sineresis =

= 3,58%

4. Batch 2 suhu 30°C

% sineresis =

= 3,74%

5. Batch 2 suhu 40°C

% sineresis =

= 4,49%

6. Batch 2 suhu 50°C

% sineresis =

= 4,22%

57

Lampiran 2. Persamaan Linear Ordo 0 dan Ordo 1 Berdasarkan Nilai L (lightness)

58

Lampiran 3. Persamaan Linear Ordo 0 dan Ordo 1 Berdasarkan Nilai a (Redness)

59

Lampiran 4. Persamaan Linear Ordo 0 Dan Ordo 1 Berdasarkan Nilai b (Yellowness)

60

Lampiran 5. Persamaan Linear Ordo 0 Berdasarkan Variabel Sineresis

61

Lampiran 6. Persamaan Linear Ordo 0 dan Ordo 1 Berdasarkan Variabel Aw

62

Lampiran 7. Persamaan Linear Ordo 0 dan Ordo 1 Berdasarkan Variabel pH

63

Lampiran 8. Perhitungan Umur Simpan Selai Nenas Pada Suhu Ruang (28oC)

Pendugaan berdasarkan variabel L (Lightness)

y = -3,889x + 11,30

ln = (-3,889 × 1/T) + 11,30

ln = (-3,889 × ) + 11,30

= 0,1978

Pendugaan umur simpan berdasarkan ordo 0

ts =

= 84 hari

Pendugaan berdasarkan variabel a (redness)

y = -3436x + 9,287

ln = (-3436 × 1/T) + 9,287

ln = (-3436 × ) + 9,287

= 0,119

Pendugaan umur simpan berdasarkan ordo 0

ts =

= 88 hari

Pendugaan berdasarkan variabel b (yellowness)

y = -3065x + 8,463

ln = (-3065 × 1/T) + 8,463

ln = (-3065 × ) + 8,463

64

= 0,1791

Pendugaan umur simpan berdasarkan ordo 0

ts =

= 88 hari

Pendugaan berdasarkan variabel sineresis

y = 255x + 2,947

ln = (255 × 1/T) + 2,947

ln = (255 × ) + 2,947

= 0,1225

Pendugaan umur simpan berdasarkan ordo 0

ts =

= 489 hari

Pendugaan berdasarkan variabel Aw

y = -5670x + 12,14

ln = (-5670 × 1/T) + 12,14

ln = (-5670 × ) + 12,14

= 1,2343 × 10-3

Pendugaan umur simpan berdasarkan ordo 0

ts =

= 97 hari

Pendugaan berdasarkan variabel pH

y = -5205x + 12,17

65

ln = (-5205× 1/T) + 12,17

ln = (-5205 × ) + 12,17

= 5,962x10-3

Pendugaan umur simpan berdasarkan ordo 0

ts =

= 60 hari

66

Lampiran 9. Hasil Olahan Data

9.1. Uji Pendahuluan

Descriptive Statistics

Dependent Variable: viskositas

pektin waktu Mean Std. Deviation N 0,5% 15 menit 300.0000 6.32456 6

25 menit 250.0000 6.32456 635 menit 300.0000 10.95445 6Total 283.3333 25.43735 18

1% 15 menit 271.6667 23.16607 625 menit 220.0000 20.00000 635 menit 366.6667 25.81989 6Total 286.1111 66.16725 18

1,5% 15 menit 325.0000 27.38613 625 menit 275.0000 27.38613 635 menit 326.6667 19.66384 6Total 308.8889 34.10863 18

Total 15 menit 298.8889 29.87993 1825 menit 248.3333 29.75389 1835 menit 331.1111 33.76195 18Total 292.7778 46.02775 54

Descriptive Statistics Dependent Variable: pH

pektin waktu Mean Std. Deviation N 0,5% 15 menit 2.7650 .00837 6

25 menit 2.7300 .04243 635 menit 2.7100 .02000 6Total 2.7350 .03485 18

1% 15 menit 2.9183 .03125 625 menit 2.7500 .01673 635 menit 2.8117 .01602 6Total 2.8267 .07460 18

1,5% 15 menit 2.5083 .01835 625 menit 2.8150 .01761 635 menit 2.6067 .02422 6Total 2.6433 .13293 18

Total 15 menit 2.7306 .17521 1825 menit 2.7650 .04579 1835 menit 2.7094 .08822 18Total 2.7350 .11640 54

67

Descriptive Statistics Dependent Variable: kadar_gula

pektin waktu Mean Std. Deviation N 0,5% 15 menit 64.8333 1.32916 6

25 menit 68.0000 2.28035 635 menit 70.8333 2.78687 6Total 67.8889 3.26999 18

1% 15 menit 66.8333 2.13698 625 menit 66.3333 1.50555 635 menit 68.8333 1.32916 6Total 67.3333 1.94029 18

1,5% 15 menit 65.8333 1.72240 625 menit 61.6667 2.80476 635 menit 67.0000 1.54919 6Total 64.8333 3.07265 18

Total 15 menit 65.8333 1.85504 1825 menit 65.3333 3.48104 1835 menit 68.8889 2.47074 18Total 66.6852 3.07653 54

Descriptive Statistics Dependent Variable: Aw

pektin waktu Mean Std. Deviation N 0,5% 15 menit .84200 .003162 6

25 menit .83133 .002338 635 menit .82300 .003795 6Total .83211 .008533 18

1% 15 menit .84600 .004099 625 menit .82817 .005636 635 menit .87800 .004604 6Total .85072 .021693 18

1,5% 15 menit .83400 .003098 625 menit .87100 .035805 635 menit .83283 .006178 6Total .84594 .026902 18

Total 15 menit .84067 .006088 1825 menit .84350 .028110 1835 menit .84461 .025079 18Total .84293 .021677 54

68

9.1. Nilai L (Lightness)

Descriptive Statistics Dependent Variable: l

minggu suhu Mean Std. Deviation N 1.00 1.00 56.9950 1.58447 6

2.00 57.5400 1.95620 63.00 57.0300 1.75579 6Total 57.1883 1.68413 18

2.00 1.00 51.1700 1.20569 62.00 52.6133 .95349 63.00 58.1133 1.44381 6Total 53.9656 3.28386 18

3.00 1.00 54.4833 1.99865 62.00 44.2733 1.03577 63.00 42.6600 .87448 6Total 47.1389 5.54361 18

4.00 1.00 50.1900 .39527 62.00 49.7933 .82425 63.00 48.6167 2.39760 6Total 49.5333 1.55214 18

5.00 1.00 49.5633 .04033 62.00 49.2000 .06986 63.00 44.1800 .45007 6Total 47.6478 2.53992 18

Total 1.00 52.4803 3.10604 302.00 50.6840 4.55382 303.00 50.1200 6.66550 30Total 51.0948 5.04001 90

Duncan – Lama Penyimpanan

minggu

N Subset

1 2 3 4 1 3.00 18 47.1389 5.00 18 47.6478 4.00 18 49.5333 2.00 18 53.9656 1.00 18 57.1883Sig. .254 1.000 1.000 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = 1.766. a Uses Harmonic Mean Sample Size = 18.000. b Alpha = .05.

69

Duncan – Suhu Penyimpanan

suhu

N Subset

1 2 1 3.00 30 50.1200 2.00 30 50.6840 1.00 30 52.4803Sig. .104 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = 1.766. a Uses Harmonic Mean Sample Size = 30.000. b Alpha = .05.

9.2. Nilai a (redness)

Descriptive Statistics Dependent Variable: a

minggu suhu Mean Std. Deviation N 1.000 1.00 -1.8900 .11798 6

2.00 -1.9800 .19960 63.00 -1.9083 .22248 6Total -1.9261 .17879 18

2.000 1.00 -.7800 .43964 62.00 -1.4167 .09564 63.00 -1.2500 .17866 6Total -1.1489 .38193 18

3.000 1.00 -.7367 .10746 62.00 1.1100 .07321 63.00 3.2200 .48058 6Total 1.1978 1.68513 18

4.000 1.00 1.6167 .32216 62.00 2.4433 1.02209 63.00 4.2500 .39527 6Total 2.7700 1.28994 18

5.000 1.00 1.9633 .47001 62.00 3.0367 .53936 63.00 5.6167 .24022 6Total 3.5389 1.62984 18

Total 1.00 .0347 1.55175 302.00 .6387 2.10760 303.00 1.9857 3.08186 30Total .8863 2.44935 90

70

Duncan – Lama Penyimpanan

minggu

N Subset

1 2 3 4 5 1 1.000 18 -1.9261 2.000 18 -1.1489 3.000 18 1.1978 4.000 18 2.7700 5.000 18 3.5389 Sig. 1.000 1.000 1.000 1.000 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .164. a Uses Harmonic Mean Sample Size = 18.000. b Alpha = .05.

Duncan – Suhu Penyimpanan

suhu

N Subset

1 2 3 1 1.00 30 .0347 2.00 30 .6387 3.00 30 1.9857Sig. 1.000 1.000 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .164. a Uses Harmonic Mean Sample Size = 30.000. b Alpha = .05.

71

9.3. Nilai b (yellowness) Descriptive Statistics Dependent Variable: b

minggu suhu Mean Std. Deviation N 1.000 1.00 19.7667 .77050 6

2.00 19.6433 .62927 63.00 19.7067 .78186 6Total 19.7056 .68815 18

2.000 1.00 20.4700 .98399 62.00 18.7133 .80062 63.00 21.7500 1.95379 6Total 20.3111 1.79908 18

3.000 1.00 19.7333 1.23911 62.00 18.9667 .79420 63.00 19.1467 .78140 6Total 19.2822 .96444 18

4.000 1.00 10.2700 .42830 62.00 11.5100 1.17303 63.00 10.7133 .37866 6Total 10.8311 .88290 18

5.000 1.00 15.9033 .66485 62.00 11.5400 .72515 63.00 8.1267 .81473 6Total 11.8567 3.34743 18

Total 1.00 17.2287 3.97847 302.00 16.0747 3.87126 303.00 15.8887 5.59775 30Total 16.3973 4.53942 90

Duncan – Lama Penyimpanan

minggu

N Subset

1 2 3 4 1 4.000 18 10.8311 5.000 18 11.8567 3.000 18 19.2822 1.000 18 19.7056 19.70562.000 18 20.3111Sig. 1.000 1.000 .179 .056

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .876. a Uses Harmonic Mean Sample Size = 18.000. b Alpha = .05.

72

Duncan – Suhu Penyimpanan

suhu

N Subset

1 2 1 3.00 30 15.8887 2.00 30 16.0747 1.00 30 17.2287Sig. .444 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .876. a Uses Harmonic Mean Sample Size = 30.000. b Alpha = .05.

9.4. Variabel Sineresis Descriptive Statistics Dependent Variable: sineresis

minggu suhu Mean Std. Deviation N 1.000 1.00 .0000 .00000 6

2.00 .0000 .00000 63.00 .0000 .00000 6Total .0000 .00000 18

2.000 1.00 .4817 .83571 62.00 1.1267 1.37357 63.00 1.4133 .96026 6Total 1.0072 1.09191 18

3.000 1.00 2.8617 .96020 62.00 3.5683 .82516 63.00 3.8083 1.36914 6Total 3.4128 1.09258 18

4.000 1.00 3.4500 1.25126 62.00 2.3467 1.14924 63.00 4.2400 .53785 6Total 3.3456 1.25395 18

5.000 1.00 3.4950 1.53025 62.00 2.4477 1.58488 63.00 3.3250 1.56407 6Total 3.0892 1.53948 18

Total 1.00 2.0577 1.81802 302.00 1.8979 1.62890 303.00 2.5573 1.89979 30Total 2.1710 1.78812 90

73

Duncan – Lama Penyimpanan

minggu

N Subset

1 2 3 1 1.000 18 .0000 2.000 18 1.0072 5.000 18 3.08924.000 18 3.34563.000 18 3.4128Sig. 1.000 1.000 .402

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = 1.164. a Uses Harmonic Mean Sample Size = 18.000. b Alpha = .05. Duncan – Suhu Penyimpanan

suhu

N Subset

1 2 1 2.00 30 1.8979 1.00 30 2.0577 2.05773.00 30 2.5573Sig. .568 .077

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = 1.164. a Uses Harmonic Mean Sample Size = 30.000. b Alpha = .05.

74

9.1. Variabel Aw

Descriptive Statistics Dependent Variable: aw

minggu suhu Mean Std. Deviation N 1.00 1.00 .8047 .00294 6

2.00 .8060 .00329 63.00 .8050 .00228 6Total .8052 .00276 18

2.00 1.00 .8118 .01137 62.00 .8587 .02663 63.00 .8587 .02565 6Total .8431 .03092 18

3.00 1.00 .8230 .00415 62.00 .8713 .01412 63.00 .8675 .03409 6Total .8539 .03025 18

4.00 1.00 .8312 .01303 62.00 .8875 .00657 63.00 .8903 .00524 6Total .8697 .02927 18

5.00 1.00 .8587 .04337 62.00 .9097 .01787 63.00 .9318 .04168 6Total .9001 .04639 18

Total 1.00 .8259 .02728 302.00 .8666 .03837 303.00 .8707 .04896 30Total .8544 .04379 90

Duncan – Lama Penyimpanan

minggu

N Subset

1 2 3 4 1 1.00 18 .8052 2.00 18 .8431 3.00 18 .8539 4.00 18 .8697 5.00 18 .9001Sig. 1.000 .137 1.000 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .000. a Uses Harmonic Mean Sample Size = 18.000. b Alpha = .05.

75

Duncan – Suhu Penyimpanan

suhu

N Subset

1 2 1 1.00 30 .8259 2.00 30 .86663.00 30 .8707Sig. 1.000 .474

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .000. a Uses Harmonic Mean Sample Size = 30.000. b Alpha = .05.

9.2. Variabel pH

Descriptive Statistics Dependent Variable: ph

minggu suhu Mean Std. Deviation N 1.00 1.00 3.3250 .00837 6

2.00 3.3700 .01414 63.00 3.3700 .00632 6Total 3.3550 .02383 18

2.00 1.00 3.3100 .00894 62.00 3.2200 .01414 63.00 3.3200 .01265 6Total 3.2833 .04765 18

3.00 1.00 3.2800 .00632 62.00 3.1400 .01265 63.00 3.1800 .01265 6Total 3.2000 .06145 18

4.00 1.00 3.2500 .02000 62.00 2.9800 .00632 63.00 2.9700 .00894 6Total 3.0667 .13403 18

5.00 1.00 3.1200 .01789 62.00 2.9700 .01789 63.00 2.9500 .00632 6Total 3.0133 .07934 18

Total 1.00 3.2570 .07548 302.00 3.1360 .15391 303.00 3.1580 .17656 30Total 3.1837 .15011 90

76

Duncan – Lama Penyimpanan

minggu

N Subset

1 2 3 4 5 1 5.00 18 3.0133 4.00 18 3.0667 3.00 18 3.2000 2.00 18 3.2833 1.00 18 3.3550 Sig. 1.000 1.000 1.000 1.000 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .000. a Uses Harmonic Mean Sample Size = 18.000. b Alpha = .05. Duncan – Suhu Penyimpanan

suhu

N Subset

1 2 3 1 2.00 30 3.1360 3.00 30 3.1580 1.00 30 3.2570Sig. 1.000 1.000 1.000

Means for groups in homogeneous subsets are displayed. Based on Type III Sum of Squares The error term is Mean Square(Error) = .000. a Uses Harmonic Mean Sample Size = 30.000. b Alpha = .05.

77

Lampiran 10. Uji Normalitas Data 10.1. Uji Normalitas L (Lightness)

minggu

Kolmogorov-Smirnov(a) Shapiro-Wilk

Statistic df Sig. Statistic df Sig. L 1.00 .258 18 .003 .800 18 .002

2.00 .213 18 .030 .889 18 .036 3.00 .291 18 .000 .791 18 .001 4.00 .315 18 .000 .619 18 .000 5.00 .390 18 .000 .675 18 .000

a Lilliefors Significance Correction

10.2. Uji Normalitas a (redness)

minggu

Kolmogorov-Smirnov(a) Shapiro-Wilk

Statistic df Sig. Statistic df Sig. a 1.00 .255 18 .003 .878 18 .024

2.00 .358 18 .000 .761 18 .000 3.00 .193 18 .075 .875 18 .022 4.00 .272 18 .001 .824 18 .003 5.00 .208 18 .039 .858 18 .011

a Lilliefors Significance Correction

10.3. Uji Normalias b (yellowness)

minggu

Kolmogorov-Smirnov(a) Shapiro-Wilk

Statistic df Sig. Statistic df Sig. B 1.00 .192 18 .077 .837 18 .005

2.00 .189 18 .088 .892 18 .042 3.00 .181 18 .123 .895 18 .048 4.00 .221 18 .020 .821 18 .003 5.00 .181 18 .124 .909 18 .083

a Lilliefors Significance Correction

78

10.4. Uji Normalitas Sineresis

minggu

Kolmogorov-Smirnov(a) Shapiro-Wilk

Statistic df Sig. Statistic df Sig. sineresis 2.00 .266 18 .002 .828 18 .004

3.00 .138 18 .200(*) .912 18 .0934.00 .120 18 .200(*) .956 18 .5255.00 .090 18 .200(*) .984 18 .982

* This is a lower bound of the true significance. a Lilliefors Significance Correction b sineresis is constant when minggu = 1.00. It has been omitted.

10.5. Uji normalitas Aw

minggu

Kolmogorov-Smirnov(a) Shapiro-Wilk

Statistic df Sig. Statistic df Sig. Aw 1.00 .222 18 .019 .912 18 .094

2.00 .152 18 .200(*) .953 18 .468 3.00 .269 18 .001 .810 18 .002 4.00 .292 18 .000 .787 18 .001 5.00 .166 18 .200(*) .913 18 .096

* This is a lower bound of the true significance. a Lilliefors Significance Correction

10.6. Uji Normalitas pH

minggu

Kolmogorov-Smirnov(a) Shapiro-Wilk

Statistic df Sig. Statistic df Sig. Ph 1.00 .236 18 .009 .866 18 .015

2.00 .303 18 .000 .804 18 .002 3.00 .239 18 .008 .834 18 .005 4.00 .383 18 .000 .677 18 .000 5.00 .282 18 .001 .754 18 .000

a Lilliefors Significance Correction