What is parametric test
A parametric test is a statistical test which makes certain assumptions about the distribution of the unknown parameter of interest and thus the test statistic...
Sampling methods
Sampling
Sampling is the process by which inference is made to the whole by examining only a part. In other words it is the process of getting information about the totality ...
The 5 Number Summary
The five number summary is another name for the visual representation of the box and whisker plot.
Five number summary consists of:
The median ( 2nd quartile).The ...