MCQs of Statistics from latest books editions

1. The collection of data, items or individuals under statistical study is called ______________

A. parameter
B. Sample
C. Population
D. Statistics

2. When the sum of all the observations are dividing by their number, we obtain ____________

A. Arithmetic mean
B. geometric mean
C. Harmonic mean
D. Mode

3.Statistics is a body of methods dealing with _____________

A. The collection of data
B. The analysis and interpreting of data
C. The description of data
D. All of the Above

4. A positively skewed distribution is _______

A. Mean > Mode
B. Mode > Mean
C. Median > Mean
D. None of these

5. ______________ is a part of population selected for study.

A. Sample
B. Parameter
C. population
D. Statistic

6. The formula for obtaining arithmetic mean of first n numbers is

A. n(n+1)/2
B. n(n-1)/2
C. n/2
D. (n+1)/2

7. ______________ is the combination of probability assessment and monetary consequences for making business decision.

A. Statistical inference
B. Statistical Decision theory
C. Statistical description
D. None of these

8. ___________ is the most suitable method for calculating average increase in population.

A. Mean
B. Median
C. G.M
D. H.M

9. A descriptive measure of a sample is called ________________

A. statistics
B. Parameter
C. Variable
D. Sample

10. if deviation is taken from ______________ the sum of deviation of observation is zero.

A. Geometric Mean
B. Mode
C. Median
D. Arithmetic mean

11. For representation of the distribution as a whole by calculation of central value is called measure of _________

A. Kurtosis
B. Skewness

C. Central tendency
D. Dispersion

12. We compute ______________, if the values in a series are not of equal importance.

A. weighted mean
B. Harmonic mean
C. Mean
D. Median