1
The standard deviation of binomial distribution is
A)
$$\sqrt {{\text{nqp}}} $$
B)
npq
C)
n2 p2 q2
D)
$$\frac{{{\text{npq}}}}{{6{\text{pq}}}}$$
Answer & Solution
Answer: Option
A
2
Match the following columns
Column I Column II
a. Data are classified into
1. Classification
b. The first step in tabulation is
2. Columns, rows
c. The mid-point of class is obtained by
3. Classification of data according to location
d. Geographical classification means
4. By dividing the difference of upper and lower limits by 2
A)
a-2, b-1, c-4, d-3
B)
a-3, b-4, c-2, d-1
C)
a-4, b-3, c-2, d-1
D)
a-2, b-4, c-1, d-3
Answer & Solution
Answer: Option
A
3
Match the following columns
Column I (Approach) Column II (Technique)
a. Mass
1. Exhibition
b. Individual
2. Farm visit
c. Group
3. Model
d. Mass
4. Newspaper
A)
a-2, b-3, c-4, d-1
B)
a-1, b-2, c-3, d-4
C)
a-4, b-3, c-2, d-1
D)
a-2, b-1, c-3, d-4
Answer & Solution
Answer: Option
B
4
An extension worker, while extending, scientific knowledge to the farmers, starts with
A)
Lectures
B)
Practical demonstration
C)
Distribution of leaflet
D)
All of the above
Answer & Solution
Answer: Option
B
5
Which of the following visual aids are commonly used by agricultural extension workers in India?
A)
Posters, photographs, flash card and fanel graphs
B)
Slides, film-strips, models and puppets
C)
Bulletin boards, cultural programmes and black boards
D)
All of the above
Answer & Solution
Answer: Option
D
6
Fourth Five Year Plan was started in the year
A)
1966
B)
1969
C)
1967
D)
1960
Answer & Solution
Answer: Option
B
7
The number of degrees of freedom in a 3 × 3 contingency table
A)
8
B)
4
C)
3
D)
1
Answer & Solution
Answer: Option
B
8
National Bank for Agriculture and Rural Development came into existance on
A)
22nd July, 1984
B)
12th July, 1982
C)
15th October, 1986
D)
10th August, 1983
Answer & Solution
Answer: Option
B
9
The completely randomized design is appropriate when the experimental material is
A)
Limited and homogenous
B)
Unlimited and heterogeneous
C)
Limited and heterogeneous
D)
Unlimited and homogenous
Answer & Solution
Answer: Option
A
10
The formula for GM on n values x1 , x2 , . . . . . . . . xn is
A)
(x1 , x2 , ... xN )n
B)
(x1 , x2 , ... xn )4 /9
C)
(x1 , x2 , ... xn )1 /n
D)
None of the above
Answer & Solution
Answer: Option
C
