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Metode Distribusi Gumbel No. Tahun Curah Hujan (mm) X 1 1994 394.00 136.5977 2 1995 422.00 266.0977 3 1996 532.00 15954.8477 4 1997 351.00 2990.7227 5 1998 512.00 11302.3477 6 1999 365.00 1655.4727 7 2000 374.00 1004.0977 8 2001 566.00 25700.0977 9 2002 307.00 9739.2227 10 2003 397.00 75.4727 11 2004 288.00 13850.3477 12 2005 372.00 1134.8477 13 2006 390.00 246.0977 14 2007 469.00 4008.4727 15 2008 382.00 561.0977 16 2009 370.00 1273.5977 - 6491.00 89899.4375 Hitung harga rata - rata : X = X = 6491.00 = 405.6875 mm n 16 Hitung harga simpangan baku : Sx = = 77.4164 n - 1 N = 10 0.4952 N = 16 ? N = 20 0.5236 0.4952 + 6 x 0.0284 = 10 N = 10 0.9496 N = 16 ? N = 20 1.0628 0.9496 + 6 x 0.1132 = 10 T 5 = 1.5004 T 25 = 3.1993 6 3.9028 Faktor Probanilitas (K) : K = (X - X) 2 (X - X) 2 0.5 Reduced Mean (Yn) : Yn = Yn = Yn = Inter polasi nilai Reduced Standard Deviation (Sn): Sn = Sn = Sn = Inter polasi nilai Reduced Variate (Ytr) sebagai fungsi periode ulang : Ytr = (Diambil dari tabel Ytr) Ytr = Ytr = Ytr - Yn

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Metode Distribusi GumbelNo. TahunCurah Hujan (mm)X1 1994 394.00 136.59772 1995 422.00 266.09773 1996 532.00 15954.84774 1997 351.00 2990.72275 1998 512.00 11302.34776 1999 365.00 1655.47277 2000 374.00 1004.09778 2001 566.00 25700.09779 2002 307.00 9739.222710 2003 397.00 75.472711 2004 288.00 13850.347712 2005 372.00 1134.847713 2006 390.00 246.097714 2007 469.00 4008.472715 2008 382.00 561.097716 2009 370.00 1273.5977 - 64!."" ##.4$%&Hitun' har'a rata - rata (X = X=6491.00= 405.6875 mmn 16Hitun' har'a sim)an'an ba*u (Sx = = 77.4164n - 1N = 10 0.4952N + !6 ,N = 20 0.52360.4952 +6x 0.028410N = 10 0.9496N + !6 ,N = 20 1.06280.9496 +6x 0.113210T 5= 1.5004(X - X)- (X - X)20.5.edu/ed Mean (0n) :Yn =0n +Yn =Inter !"#$% n%"#% Yn =.edu/ed 1tandard De2iation (1n)(Sn =1n +Sn =Inter !"#$% n%"#% Sn =.edu/ed 3ariate (0tr) seba'ai 4un'si )eriode ulan' (Ytr =(Diambil dari tabel 0tr)T 25= 3.19936 3.90285a*tor 6robanilitas (7) (& =& 5=0.9882= 0.9711461.0175& 25=2.6871= 2.6407931.0175& 50 =3.3906= 3.332181.0175' (er%!)e *"#n+ 5 t#,*nX + & x Sx = 480.8701 mm' (er%!)e *"#n+ 25 t#,*nX + & x Sx = 610.1282 mm' (er%!)e *"#n+ 50 t#,*nX + & x Sx = 663.6528 mm(Diambil dari tabel 0tr) Ytr =Ytr =Ytr - YnSnXtr =Xtr =Xtr == ".&!--= !."!%&77.4164Metode 8o' 6earson 999No. TahunCurah Hujan (mm)lo' XX1 1994 394.00 2.5955 0.00002 1995 422.00 2.6253 0.00063 1996 532.00 2.7259 0.01564 1997 351.00 2.5453 0.00315 1998 512.00 2.7093 0.01176 1999 365.00 2.5623 0.00157 2000 374.00 2.5729 0.00088 2001 566.00 2.7528 0.02309 2002 307.00 2.4871 0.013010 2003 397.00 2.5988 0.000011 2004 288.00 2.4594 0.020112 2005 372.00 2.5705 0.000913 2006 390.00 2.5911 0.000114 2007 469.00 2.6712 0.004915 2008 382.00 2.5821 0.000416 2009 370.00 2.5682 0.0011 - - 4!.6!%6 "."6#Hitun' har'a rata - rata ("!+ X = "!+ X=41.61765= 2.6011n 16Hitun' har'a sim)an'an ba*u (Sx = = 0.0803n - 1Hitun' *oe:sien *e)en/en'an ; *emirin'an (-$ = = 0.3538Men/ari nilai 7 berdasar*an tabel distribusi 8o' )earson ti)e 999 (' (er%!)e *"#n+ 5 t#,*n (( = 20.)-$ = 0.4 & = 0.816Cs + ".$&$# 7 + ,-$ = 0.2 & = 0.830Inter !"#$% n%"#% & = 0.816 +0.0462x 0.0140.2' (er%!)e *"#n+ 25 t#,*n (( = 4.)-$ = 0.4 & = 1.880Cs + ".$&$# 7 + ,-$ = 0.2 & = 1.818Inter !"#$% n%"#% & = 1.880 +0.0462x -0.0620.2(lo' X - lo' X)- ("!+ X - "!+ X)20.5n . ("!+ X - "!+ X)3(n - 1)(n - 2).Sx3' (er%!)e *"#n+ 50 t#,*n (( = 2.)-$ = 0.4 & = 2.261Cs + ".$&$# 7 + ,-$ = 0.2 & = 2.159Inter !"#$% n%"#% & = 2.261 +0.0462x -0.1020.2