Business Statistics and Research Methods MCQ Questions and Solutions with Explanations | Commerce

A. Stratified sampling

B. Quota sampling

C. Cluster sampling

D. Systematic sampling

A. probability factor

B. stratifying factor

C. Both A and B

D. Neither A nor B

A. Arithmetic mean

B. Median

C. Geometric mean

D. Harmonic mean

A. r ± P.E.

B. r ± 3 S.E.

C. r ± 3 P.E.

D. None of these

A. Non-random variable

B. Random variable

C. Qualitative variable

D. None of the above

A. in percentage bars diagram length of bar are equal while it is unequal in sub-divided bar diagram

B. in percentage bars diagram width is equal while unequal in sub-divided bar diagram

C. Both A and B

D. None of the above

A. The experiment is performed repeatedly

B. Outcome of random experiment results in the dichotomous classification of events

C. All trial are dependent

D. None of the above

A. Regression line of Y on X

B. Regression line of X on Y

C. Both A and B

D. None of these

A. $$\frac{4}{5}\sigma $$

B. $$\frac{3}{2}\sigma $$

C. $$\frac{2}{3}\sigma $$

D. $$\frac{5}{4}\sigma $$

A. SPSS

B. STATA

C. Mini Tab

D. All of the above