PRACTICAL EXERCISE -6
RANDOMIZED BLOCK DESIGN
1. In an agricultural
field experimentation, three fertilizers are applied in four randomized blocks
and the yield of wheat in kgs are given below. Analyse the RBD experimental
data and state the conclusions
|
I |
II |
III |
IV |
|||
|
A 8 |
C 10 |
A 6 |
B 10 |
|||
|
C 12 |
B 8 |
B 9 |
A 8 |
|||
|
B 10 |
A 8 |
C 10 |
C 9 |
2.
Analyse the following Randomized Block Design and compare its efficiency
relative to CRD.
|
Treatments |
Blocks |
|||
|
I |
II |
III |
IV |
|
|
1 |
18 |
27 |
22 |
20 |
|
2 |
20 |
15 |
21 |
11 |
|
3 |
15 |
21 |
14 |
19 |
|
4 |
32 |
20 |
19 |
22 |
|
5 |
20 |
25 |
26 |
24 |
3.
Four varieties of coal were analysed by six chemists and each content in the varieties
was found to be as follows. Cary out the analysis of RBD experimental data
after estimating the missing value.
|
varieties |
Chemists |
|||||
|
I |
II |
III |
IV |
V |
VI |
|
|
1 |
18.5 |
15.7 |
16.2 |
14.1 |
13 |
13.6 |
|
2 |
11.7 |
- |
12.9 |
14.4 |
16.9 |
12.5 |
|
3 |
15.4 |
16.6 |
15.5 |
20.3 |
18.4 |
21.5 |
|
4 |
16.5 |
18.6 |
12.7 |
15.7 |
16.5 |
18 |
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