Agricultural Statistics - Study Mode

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[#171] Match the following columns Column I Column II a. The variable we are trying to predict is called the 1. Dependent variable b. The regression lines cut each other at the point of 2. Average of x and y c. The regression line of y on x 3. Minimise total of the square of the horizontal deviations d. Both the regression coefficient can not 4. Exceed one

(A) a-1, b-2, c-3, d-4

(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

Correct Answer

(A) a-1, b-2, c-3, d-4

[#172] A single letter is selected at random from the work 'PROBABILITY'. The probability that it is a vowel will be

(A) 4 / 11

(B) 1 / 11

(C) 2 / 11

(D) 7 / 10

Correct Answer

(A) 4 / 11

[#173] In randomized block design, how many treatments can be adopted without any loss of efficiency

(A) 10

(B) 15

(C) 18

(D) 20

Correct Answer

(D) 20

[#174] The measure based on all the values of variable is

(A) Range

(B) Standard deviation

(C) Quartile deviation

(D) None of these

Correct Answer

(B) Standard deviation

[#175] What is/are the basic principles of field experimentation

(A) Randomization

(B) Replication

(C) Local control

(D) All of these

Correct Answer

(D) All of these