STATISTIKA DESKRIPTIF NITRAT ugas Mata Kuliah Statistika Universitas Diponegoro
STATISTIKA DESKRIPTIF NITRATTugas Mata Kuliah Statistika Universitas Diponegoro
KELOMPOK 1 Aulia Try AtmojoAulia Surya GemilangDewangga Bagus PDurotun NafisahFitra Al RamadhanHarmon PrayogiNofa D PLarossa NurfikriRiki TristantoSri IsmayantiSakinah Yusuf
GRAFIK KONSENTRASI NITRAT DI PERAIRAN KEPULAUAN KARIMUNJAWA APRIL 2009KonsentrasiStasiun Penelitian
Chart1
0.220.59
0.130.32
0.110.54
0.310.11
0.110.25
0.070.25
0.180.41
0.250.43
0.160.36
0.130.41
0.110.29
0.20.38
0.110.41
Lapisam Dasar
Lapisan Permukaan
Sheet1
Lapisam DasarLapisan Permukaan
10.220.59
20.130.32
30.110.54
40.310.11
50.110.25
60.070.25
70.180.41
80.250.43
90.160.36
100.130.41
110.110.29
120.20.38
130.110.41
UKURAN PEMUSATAN
DASARMean Median Modus = 0.11
StasiunKonsentrasi10.2220.1330.1140.3150.1160.0770.1880.2590.16100.13110.11120.2130.11Jumlah22.09
LAPISAN PERMUKAANMean Median Modus = 0.41
StasiunKonsentrasi10.1120.2530.2540.2950.3260.3670.3880.4190.41100.41110.43120.54130.59Jumlah4.75
UKURAN KERAGAMAN
UKURAN KERAGAMAN1. Standar Deviasi ( s )2. Varian/ragam s23. Range = Maximum - Minimum 4. Jarak antar kuartil = Q3 - Q1
LAPISAN DASARRange = maksimum minimum = 0.31 0.07 = 0.24Q3 = = X42/4= 10,5= (0.2 + 0.22 ) : 2= 0.21Q1 = = X7/2= (0.11 + 0.11) : 2= 0.11
Jarak antar kuartil = Q3 - Q1 = 0.21 0.11 = 0.10
Xi XXi - X
2( Xi - X ) S 2S0.07
0,16-0.090.00810.0259807620.0006750.11-0.050.00250.0144337570.0002080.11-0.050.00250.0144337570.0002080.110.110.01210.0317542650.0010080.110.110.01210.0317542650.0010080.130.130.01690.0375277670.0014080.130.130.01690.0375277670.0014080.160.160.02560.0461880220.0021330.180.180.03240.0519615240.00270.20.20.040.0577350270.0033330.220.220.04840.063508530.0040330.250.250.06250.0721687840.0052080.310.310.09610.0894892920.008008
LAPISAN PERMUKAANRange = maksimum minimum = 0.59 0.11 = 0.48Q3 = = X42/4= 10,5= (0,41 + 0.43) : 2= 0.42Q1 = = X7/2= (0.25 + 0.29) : 2= 0.27
Jarak antar kuartil = Q3 - Q1 = 0.42 0.27 = 0.15
Xi XXi - X
2( Xi - X ) S 2S0.11
0,36-0.250.06250.0721690.0052080.25-0.110.01210.0317540.0010080.250.250.06250.0721690.0052080.290.290.08410.0837160.0070080.320.320.10240.0923760.0085330.360.360.12960.1039230.01080.380.380.14440.1096970.0120330.410.410.16810.1183570.0140080.410.410.16810.1183570.0140080.410.410.16810.1183570.0140080.430.430.18490.124130.0154080.540.540.29160.1558850.02430.590.590.34810.1703180.029008
DISTRIBUSI FREKUENSI ( DASAR )Rata rata = 2.86 / 13 = 0.22
IntevalNilai Tengah (i )Frekuensi ( fi) fi i0.05 0.100.7510.750.11 0.150,1360.780.16 0.200.1830.540.21 0.250.2320.460.26 0.300.28000.31 -0.350.3310.33Jumlah132.86
DISTRIBUSI FREKUENSI ( PERMUKAAN )Rata rata = 4.79 / 13 = 0.368462
IntevalNilai Tengah (i )Frekuensi ( fi) fi i0.11 0.150.1310.130.16 0.200,18000.21 0.250.2320.460.26 0.300.2810.280.31 0.350.3310.330.36 -0.400.3820.760.41 0.450.4341.720.46 -0.500.48000.51 0.550.5310.530.56 0.600.5810.58Jumlah134.79
DIAGRAM LINGKARAN ( DASAR )Kategori
Chart1
1
4
2
1
1
1
1
1
1
Dasar
Sheet1
Dasar
0.071
0.114
0.132
0.161
0.181
0.21
0.221
0.251
0.311
DIAGRAM LINGKARAN
Chart1
1
2
1
1
1
1
3
1
1
1
Kategori
Permukaan
Sheet1
Permukaan
0.111
0.252
0.291
0.321
0.361
0.381
0.413
0.431
0.541
0.591
BOX PLOTLAPISAN PERMUKAAN
StasiunKeteranganNilai10.11Jumlah data13Q10.2720.25Maksimum0.59Q2-Q10.1130.25Minimum0.11Q3-Q20.0440.29Rata-rata0.36538550.32Q10.2760.36Median0.38batas atas0.64570.38Q30.42batas bawah0.04580.41Modus0.4190.41Standar deviasi0.126136batas atas-Q30.225100.41Jarak antar Kuartil0.15Q1-Batas bawah0.225110.43120.54130.59
BOX PLOTLAPISAN DASAR
StasiunKeteranganNilai10.07Jumlah data13Q10.1120.11Maksimum0.31Q2-Q10.0230.11Minimum0.07Q3-Q2040.11Rata-rata0.1650.11Q10.1160.13Median0.1370.13Q30.2180.16Modus0.1190.18Standar deviasi0.068100.2Jarak antar Kuartil0.1110.22120.25130.31