1. Which of the following variances is not controlled or manipulated in a research design?

(A) Variance of independent variable.
(B) Variance of dependent variable.
(C) Variance of extraneous variables.
(D) Error variance.


2. Assertion (A): Longer tests are more reliable than shorter ones.
Reason (R): Each item adds to test reliability.

Which of the following is correct?

 Codes:

(A) Both (A) and (R) are correct.
(B) Only (A) is correct.
(C) Only (R) is correct.
(D) None of the (A) and (R) is correct.


3. Which of the following is not a criterion for the statement of a good research problem?

(A) Expression of relationship between/among variables.
(B) Clarity and unambiguousness.
(C) Possibility of empirical testing.
(D) Possibility of use of statistical analysis.


4. Which of the following variables is continuous?

(A) Attitude towards school
(B) Family size in a locality
(C) Marital status of College students
(D) Religious affiliation of workers.


5. Read the following statements about a laboratory experiment.

I. It has relatively complete control of extraneous variables.
II. Its results are applicable to real life situations.

 Which of the following is correct?

(A) Both I and II are correct.
(B) I is incorrect, but II is correct.
(C) Neither of I and II is correct.
(D) I is correct, but II is incorrect.


6. Which of the following is not correctly matched?

(A) Achievement Test – Content validity
(B) Aptitude Test – Predictive validity
(C) Reasoning Test – Content validity
(D) Personality test – Concurrent validity


7. Read the following two lists of items:

List – I                                    List – II
a. Historical Research           1. Current status
b. Action Research                2. Control of variables
c. Survey Research               3. Natural setting
d. Experimental Research     4. Local problem
   5. Past oriented

 Which of the following matching is correct?

      a           b         c         d
(A) 3           4         1         2
(B) 5           4         1         2
(C) 4           3         2        5
(D) 1           2         3        4


8. In the context of a Survey Research, the following steps are taken in a certain order:

1. Sampling
2. Inference
3. Data analysis
4. Data collection

Which of the following is the right order of these steps?

(A) 2, 3, 1, 4
(B) 1, 4, 3, 2
(C) 3, 2, 4, 1
(D) 4, 1, 2, 3


9. Which of the following is a measure of location?

(A) Mode
(B) Mean
(C) Percentile
(D) Standard Deviation


10. An investigator wants to study the vocational aspirations of visually challenged children in a wide geographical area. He should select his sample by using

(A) Sample Random sampling
(B) Stratified sampling
(C) Purposive sampling
(D) Convenient sampling