Business Statistics And Research Methods - Study Mode

Show All Answers

[#671] The value of χ 2 in a 2 × 4 contingency table is computed as 4.0. The Null hypothesis that then no association ship will be accenpted at 5% level of significance, if this computed value is less than or equal to the value is less than or equal to the value of χ 2 from the table at . . . . . . . . degrees of freedom.

(A) 8

(B) 6

(C) 4

(D) 3

Correct Answer

(D) 3

[#672] In case of open-ended classes, an appropriate measure of dispersion to be used is:

(A) Quartile Deviation

(B) Standard Deviation

(C) Range

(D) Variance

Correct Answer

(A) Quartile Deviation

[#673] If N = 11, ΣX = 60, ΣX 2 = 1,000 , then standard deviation will be

(A) 8

(B) 12

(C) 6

(D) 100

Correct Answer

(A) 8

[#674] Scheduleis a list of questions, which is filled in by . . . . . . . . while questionnaire is filled in by the . . . . . . . . themselves.

(A) enumerators, informants

(B) informants, enumerators

(C) investigator, informants

(D) Both A and C

Correct Answer

(B) informants, enumerators

[#675] Which of the following is the tool of measures of the variation of items?

(A) Mean

(B) Median

(C) Mode

(D) Dispersion

Correct Answer

(D) Dispersion