Juni 19, 2020
uji BNT digunakan apabila hasil sampel pengamatan berpengaruh nyata terhadap perlakuan
uji kadar gula hari ke3
|
Sampel |
Ulangan |
Rata- Rata |
Total |
||
|
1 |
2 |
3 |
|||
|
A1T0 |
3.4 |
2 |
3.2 |
2.9 |
8.6 |
|
A1T1 |
3 |
3 |
3.2 |
3.1 |
9.2 |
|
A1T2 |
3.8 |
3.8 |
3.8 |
3.8 |
11.4 |
|
A1T3 |
3.8 |
2.2 |
2.4 |
2.8 |
8.4 |
|
A2T0 |
4.8 |
4.2 |
4 |
4.3 |
13 |
|
A2T1 |
4.2 |
5 |
4 |
4.4 |
13.2 |
|
A2T2 |
3.8 |
5 |
5 |
4.6 |
13.8 |
|
A2T3 |
5 |
3 |
3 |
3.7 |
11 |
|
TOTAL |
31.8 |
28.2 |
28.6 |
|
88.6 |
FK = Y2 / abr =
(88.6)2/ 2.4.3 = 7.849,96/24 = 327,081
JKTot = åY
2 ijk - FK
= (3.4)2 + (2)2
+…+ (3.7)2 - 343,92
= 343,92 - 327,081 =
16,839
JKK = år2/t
– FK
= ((31,8)2 + (28,2)2
+ (28,6)2) - 327,081
= 2.624,44 / 8 – 327,081
= 328,055 - 327,081 =
0,974
JKPerlakuan
= åper2/r
– FK
=
1.013.8/ 3 – 327,081
=
337,933 – 327,081
=
10,852
JKG = JKTot – JKK – JKP
= 16,839 – 0,974 –10,852
= 5,013
Tabel dua arah
|
Sampel |
T0 |
T1 |
T2 |
T3 |
Total |
|
A1 |
8.6 |
9.2 |
11.4 |
8.4 |
37,6 |
|
A2 |
13 |
13.2 |
13.8 |
11 |
51 |
|
Total |
21,6 |
22,4 |
25,2 |
19,4 |
88,6 |
JKA = å(a)2
/rt – FK
= ((37,6)2
+ (51)2 /3.4) - 327,081
= 334.563 - 327,081 =
7,482
JKT = å(t)2 /ra – FK
= ((21,6)2
+ (22,4)2 + (25,2)2 +
(19,4)2 /3.2) - 327,081
= 1.979.72/6 - 327,081
= 2,872
JK(AT) = å(at)2/r -FK - JKA - JKT
= 337,933 - 327,081 -
7,482 - 2,872 = 0,498
JKG = JKTot - JKK- JKA - JKT -JK(AT)
= 16,839 - 0,974 - 7,482
- 2,872 - 0,498 = 5,013
Tabel anova
|
Sk |
Db |
Jk |
KT |
F.
Hit |
Ftab
5% |
Ftab1% |
|
Perlakuan |
7 |
10,852 |
1.55 |
4,95 |
|
|
|
Kelompok |
2 |
0,974 |
0,487 |
1,55tn |
3,63 |
6,23 |
|
A |
1 |
7,482 |
7,482 |
23,904** |
4,49 |
8,53 |
|
T |
3 |
2,872 |
0,957 |
3,057tn |
3,24 |
5,29 |
|
(AT) |
3 |
0,498 |
0,166 |
1,952tn |
3,24 |
5,29 |
|
Galat |
16 |
5,013 |
0,313 |
|
|
|
|
Total |
23 |
16,839 |
|
|
|
|
Keterangan: tn = tidak berpengaruh nyata
*
= berpengaruh nyata
**
= berpengaruh sangat nyata
Karena A Sangat berpengaruh nyata maka dilanjutkan
dengan Uji BNT 5%
t5%.dbg = 1,7459
BNT 5% = tα. dbg. (KTG)1/2
= 1,7459 .(0,313)1/2
=
0,796
Tabel Rata -rata
|
Perakuan |
Rataan |
Rataan
+ BNT |
Notasi |
|
A1T3 |
2.8 |
3,596 |
a |
|
A1T0 |
2.9 |
3,696 |
ab |
|
A1T1 |
3.1 |
3,896 |
bc |
|
A2T3 |
3.7 |
4,496 |
cd |
|
A1T2 |
3.8 |
4,596 |
de |
|
A2T0 |
4.3 |
5.096 |
ef |
|
A2T1 |
4.4 |
|
ef |
|
A2T2 |
4.6 |
|
f |
Kesimpulan
: pada pengamatan uji kadar gula hari ke3, pada perlakuan A2T2 Adalah perlakuan
yang berbeda nyata dari perlakuan lainya.
Postingan
