NET/EDUCATION DECEMBER 2009-SOLVED PAPER-II PRACTICE BITS-(41-50)

41. If a test measures mastery level achievement in a subject, it is known as
(A) Criterion-referenced test

(B) Diagnostic test

(C) Norm-referenced test

(D) Prognostic test

42. In an ethnographical study which of the following technique is most appropriate ?

(A) Psychological testing

(B) Questionnaire

(C) Observation

(D) Sociometry

43. The correlation between X and Y is significant. It means that

(A) X causes variation in Y.

(B) X and Y vary together.

(C) Y causes variation in X.

(D) X and Y vary independently.

44. If Q1 , Q2 and Q3 represent 1st, 2nd and 3rd quartiles respectively and Q semi intrinsic quartile then Q may be written as

(A) Q1 – Q3

(B) Q3 – Q1 2

(C) Q3 + Q1 2

(D) Q2 – Q1

45. If K is added to every score of a distribution with mean ‘M’ and standard deviation ‘s’, the new standard deviation will be

(A) K

(B) s

(C) s + K

(D) Ks

46. If each z-score of a distribution of scores is multiplied by 10 and the result increased by 50, the standard deviation of the resulting numbers would be

(A) 50

(B) 40

(C) 10

(D) 5

47. Which of the following types of test-items make a ‘supply type’ test ?

(A) Multiple choice

(B) Matching

(C) Classification

(D) Completion

48. Which of the following purposes demands Action Research ?

(A) Developing a theory

(B) Writing a thesis

(C) Solving a classroom problem

(D) Testing a theory

49. Median is also known as a. 5% point b. 50th percentile c. 2nd quartile d. 5th decile

(A) acb

(B) bca

(C) bcd

(D) cda

50. Match the following List-I with List-II.

List-I (Type of Correlation) List-II (Nature of Variables)

(a) Biserial Correlation (i) Continuous v/s continuous

(b) Pie coefficient (ii) Continuous v/s Dichotomous

(c) Point-biserial correlation (iii) Dichotomous v/s Dichotomous

(d) Tetrachoric correlation (iv) Dichotomized v/s Dichotomized

(v) Continuous v/s Dichotomized

(A) iv i v ii

(B) v iii ii iv

(C) iii ii v ii

(D) v iv ii i