Category Archives: Statistical Analysis

Scatter Plot: An Effective Tool to Represent Relationship Between Two Variables

Studies often involve describing the relationship between two numeric variables. Scatter plot is one such statistical tool which is used in the studies to observe and represent the relationship between the variables.  Scatter plot, commonly known as scatter diagram, is a two dimensional plot that uses dots to illustrate the values for two numeric variables. […]

Mann-Whitney U-Test: Exploring an Alternative to Independent Sample T-Test

Mann-Whitney U-Test. The independent sample T-test, popular among a pool of statistical tests, is widely used to develop statistical evidence for two populations average is significant or not. However, when the assumptions of this test are in doubt, it is the Mann- Whitney U test that comes in handy. Mann- Whitney U-test is the alternative […]