## Chi Square Test using SAS

A chi-square test is an statistical method to test association between two categorical variables (especially between nominal variables).  Type of Variables. Correlation Analysis: When both the variables are continuous, and it can be done using Pearson Correlation Coefficient.  Correlation Analysis. ANOVA: One variable is categorical and other variable is continuous. Finding how levels of categorical variable ... Read moreChi Square Test using SAS

## ANOVA using SAS and Example

Analysis of Variance (ANOVA) is used for comparing means across multiple samples. Focus here is only 1-Way ANOVA and there are a few different ways of applying similar concepts to different scenarios. If number of samples or groups is one or two, we can use T Test (T Test using SAS). Using one categorical variables, ... Read moreANOVA using SAS and Example

## T Test - Single Sided

Came across an interesting scenario to apply single sided T Test. In the previous blog, we explained T Test and T Test using R.  As discussed, two sample T Test is used to compare means of two samples. Scenario: In India many of the higher educational institutions and even organisations apply criteria on  class X ... Read moreT Test - Single Sided