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RANCANGAN PERCOBAAN PRAKTIKUM 2 DARI DIKTAT UNIGA

rancob smester 6

 

PRAKTIKUM 2













Ulangan
perlakuan 1 2 3 4 total rata-rata (total)²
A (3menit) 43.1 42.9 43.4 43 172.4 43.1 29721.76
B (6menit) 42.3 42.4 41.8 42.2 168.7 42.175 28459.69
C (9menit) 41.1 41.2 41.4 40.9 164.6 41.15 27093.16
D (12menit) 39.9 40 39.7 39.2 158.8 39.7 25217.44
E (15menit) 37.2 38.2 38.6 37.7 151.7 37.925 23012.89
F (18menit) 37 36.8 37.4 36.5 147.7 36.925 21815.29
total 240.6 241.5 242.3 239.5 963.9 240.975 155320.23





X=963.9









FK = (X…)² / t*r 929103.2 X²



t*r = 6*4
38712.63 FK











JK Perlakuan (A²+…+F² / 4) - FK





38830.06 A sampai F kuadrat / 4




117.4237 setelah dikurang FK











JK total seluruh data dikuadratkan dan dijumlah lalu -FK











1857.61 1840.41 1883.56 1849



1789.29 1797.76 1747.24 1780.84



1689.21 1697.44 1713.96 1672.81



1592.01 1600 1576.09 1536.64



1383.84 1459.24 1489.96 1421.29



1369 1354.24 1398.76 1332.25


total 38832.45






119.8162 setelah dikurangi FK











JK Galat JK total - JK Perlakuan




2.3925





















tabel sidik ragam









JK/DB KT/Ktgalat DB/Dbgalat
sumber ragam DB JK KT Fh F05
Perlakuan 5 117.42375 23.48475 176.6877743 2.77
Galat 18 2.3925 0.132916667
total 23 119.81625 5.209402174

















UJI DUNCAN














Sx=√KT Galat/r





0.03322917





setelah di akarkan





0.18228869













LSR=SX * SSR













2 3 4 5 6

SSR 2.97 3.12 3.21 3.27 3.32

LSR 0.5402 0.5675 0.5838 0.5948 0.6039

















43.1 - 0.6039 = 42.4961













42.175 - 0.5948 = 41.5802












41.15 - 0.5838 = 40.5662












39.7 - 0.5675 = 39.1325





























UJI LSD
2.10 = dari tabel rumus



Cari Sd = √2 Kt Galat/r r=4














setelah di akar


sd= √2*kt galat/r 0.066458333 0.257795138

















LSD = 2.10*sd 0.54137












A-B = 43.1 - 42.75 = 0.925




B-D = 42.75 - 39.7 = 3.05




C-F = 41.15 - 36.925 = 4.225




E-F = 37.925 - 36.925 = 1




B-C = 42.175 - 41.15 = 1.025




Created at 2013-07-19
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