List of top Economics Questions on Statistical Methods in Economics

Consider the following question for measures of dispersion: A. Range is sensitive to extreme, B. Coefficient of variation \(CV\) is unit free, C. Quartile deviation is \((Q_3-Q_4)/2\), D. Inter Quartile range \(IQR=Q_3-Q_1\), E. Variance is square root of standard deviation.

Choose the correct answer from the options given below: A. Slope shows in regression equation change in \(y\) per unit, B. Probabilities always remain positive, C. Sampling distribution = distribution of sample statistics, D. OLS minimizes the squared error, E. Convenience sampling is probability sampling.

Match List-I with List-II \[\begin{array}{|c|c|} \hline \textbf{Categories of Time Series Patterns} & \textbf{Their meaning} \\ \hline \text{(A) Seasonal Variation} & \text{(I) movement in an economic variable that is periodic.} \\ \hline \text{(B) Random Fluctuation} & \text{(II) steady movement in an economic variable over time.} \\ \hline \text{(C) Business Cycles} & \text{(III) movement in an economic variable that depends on the time of the year.} \\ \hline \text{(D) Trends} & \text{(IV) movement in an economic variable that are due to unpredictable factors.} \\ \hline \end{array}\] Choose the correct answer from the options given below: