Characteristic of data which describes the extent to which the observations vary among themselves is called dispersion. In other words…
The calculation of Coefficient of Variation is important because standard deviation can only be used to measure dispersion present in…
Standard deviation is the most widely used measure of dispersion. It is defined as the positive square root of sum…
In case of mean absolute deviation every observation is taken into consideration. Mean absolute deviation is the arithmetic mean of…
Quartile deviation or semi-interquartile range is the dispersion which shows the degree of spread around the middle of a set…
Quartile deviation or semi-interquartile range is the dispersion which shows the degree of spread around the middle of a set…
Range is defined as the difference between the maximum and minimum values of the data. Although Range is the simplest…
When data is arranged in ascending or descending order, it can be divided into various parts by different values such…
When a data is collected from a source, it is impractical to keep in mid all values that may be…
The data arranged in ascending or descending order can be divided into 100 equal parts by 99 values. These values…