____________ permits comparison of the given distribution in terms of stability or homogeneity .
Mean deviation
Dispersion
Range
Frequency
_____________ is the value of the rank, which divides the arranged series into two equal numbers.
Mean
Median
Mode
None of these
The class mark is also called _____________.
Upper class limit
Lower class limit
Class mid point
Frequency distribution.
_______________ is the difference between maximum and minimum values in a series of distribution.
Central tendency
__________ are particularly useful in summarizing large data sets and assigning problems.
Frequency distribution
Survey
Census
Sampling
___________ gives us the nature of composition of a series or distribution.
___________ is a measure of relationship between two or more sets of data.
Correlation
___________ is defined as the root mean square deviation.
Standard deviation
___________ is the most stable measure of variability and is used in many other statistical operations.
___________ refers to the scattering of scores about the measure of central tendency.
Frequency polygon