Question: In case of simple correlation, the number of variables involved are A. 1 B. 2 C. 3 D. 4 Answer» b. 2 Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Question: If b1 and b2 are the regression coefficient of Y on X and that of X on Y respectivelyand r is the correlation coefficient between X and Y then: A. = B. = C. = D. ℎ Answer» d.…

Question: In the equation of a straight line, Y = mX + c the term, m is the: A. independent variable B. intercept C. dependent variable D. slope Answer» d. slope Note: The above multiple-choice question is for all general…

Question: The coefficient of correlation: A. always positive B. always negative C. cannot be negative D. can be both positive and negative Answer» d. can be both positive and negative Note: The above multiple-choice question is for all general and…

Question: Simple aggregate of quantities is a type of A. quantity control B. quantity indices C. both D. none of the above Answer» b. quantity indices Note: The above multiple-choice question is for all general and Competitive Exams in India. 

Question: In which of the following nonrandom sampling techniques does the researcher ask theresearch participants to identify other potential research participants A. snowball B. convenience C. purposive D. quota Answer» a. snowball Note: The above multiple-choice question is for all…

Question: An insurance agent earns a commission on each policy sold. This person made Rs.3,000in commissions during one month and concludes that annual compensation will be Rs. 36,000. This is an example of: A. descriptive statistics B. inferential statistics C.…