Business Statistics and Research Methods MCQs

The most widely used method of measuring seasonal variations is

Sturge's rule is used to find out directly

Action research that is usually meant for professional people is:

The index number express-

An ogive is:

Which one of these variables is a continuous random variable?

Correlation coefficient

Normally the reports present conclusions are based on:

Match the items of List I with the items of List-II and select the correct answer: List-I List-II a. Contingency coefficient for any size of contingency table 1. $$\sqrt {\frac{{N - n}}{{N - 1}}} $$ b. Statistical approach to decide size of a sample 2. $$\frac{{{\sigma _p}}}{{\sqrt n }}$$ c. Finite population multiplier 3. $$\sqrt {\frac{{{x^2}}}{{{x^2} + n}}} $$ d. Standard error of mean 4.$$\frac{{{Z^2} \cdot \sigma _p^2}}{{{e^2}}}$$