Stats multiple choice from books chapter

By: Prof. Dr. Fazal Rehman | Last updated: May 21, 2025

1. : ___________ is the central value of an array data.
(A) Mean
(B) Median
(C) Mode
(D) Harmonic mean

2. : When deviations are taken from the median, the sum of absolute deviations of the value is _______________
(A) Zero
(B) Minimum
(C) Maximum
(D) More than zero

3. : It is impossible to find ____________ if the values have the same numbers in a series.
(A) Median
(B) Mode
(C) Mean
(D) Weighted mean

4. : A distribution having two modes is called
(A) Symmetrical
(B) Bi-modal
(C) Multi-modal
(D) Uni-modal

5. : If mode is greater than mean, then the distribution is
(A) Symmetrical
(B) Positively skewed
(C) Negatively skewed
(D) None of these

6. : The relation between mean, median, and mode for a unimodal distribution is _________________
7. : Which mean is used for calculating the average rate of debt growth for a company?
(A) Arithmetic mean
(B) Weighted mean
(C) Harmonic mean
(D) Geometric mean

8. : Which one from the following averages is suitable for qualitative data?
(A) Median
(B) Mode
(C) Mean
(D) Weighted mean

9. : For computing the mean of grouped data, the major assumption we make is ________
(A) All values are discrete
(B) No value occurs more than once
(C) Each class contains exactly the same number of values
(D) Every value in a class is equal to the midpoint

10. : By the change of ______________, measures of dispersion are changed.
(A) Origin
(B) Scale
(C) Algebraic Sign
(D) None of these

11. : When deviations are taken from __________, the sum of absolute deviation of the value is least.
(A) Median
(B) Mode
(C) Mean
(D) Weighted mean

12. : Which are the most commonly used measures of dispersion in quality control of manufactured items?
(A) Mean deviation
(B) Standard deviation
(C) Quartile deviation
(D) Range