Introduction
The Kruskal-Wallis test is a non-parametric statistical test used to compare the median of multiple groups. It is important in statistical analysis because it is a robust method for comparing groups when the assumption of normality is..Read More
A Comprehensive Study of Time Series Tests in Statistical Analysis
Introduction
Time series tests are statistical methods used to analyze time series data, which is data collected over time. These tests are used to determine whether a time series is stationary (i.e., its statistical properties do not change over ..Read More
How to Run & Interpret Repeated Measures Paired T-Test in SPSS
Typically, a T-test evaluates if there is any significant difference in the mean values of two experimental conditions. However, if the study design is within participants, an approach known as paired sample T-test (commonly known as r..Read More
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, ..Read More
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 k..Read More