Spread the loveThe Chi-Square test is a useful statistical tool that helps researchers determine whether there is a significant relationship between two categorical variables within a given dataset.

Test statistics help determine if there is a significant difference between sample data and an expected or null hypothesis. In this article, we will guide you through the steps to calculate a test ...

A chi-square (χ2) statistic is a test that is used to measure how expectations compare to actual observed data or model results.

The chi-squared test, often written as χ2 test, is a statistical hypothesis test used in the analysis of categorical variables to determine whether observed data are different from expectations. In ...

It is important to emphasise here that χ² tests may be carried out for this purpose only on the actual numbers of occurrences, not on percentages, proportions, means of observations, or other derived ...

Data Required for T-Value You can calculate the T-Value in Excel with the mean, standard deviation and degrees of freedom.