A fitness trainer shared how many crunches people should be able to do according to their age. Here's what to know about the main benefits of the exercise.

The code build a correlation like heat but using chi-square test for catagorical variables. Python and R have built in libraries for producing heatmap for correlation test but there is no such library ...

Ever wanted to convert an Excel file to JPG? You can do that with Copy as Picture option or by using other methods from this guide.

How to Do Residuals in Excel. Linear regression models predict the outcome of one variable based on the value of another, correlated variable. Excel 2013 can compare this data to determine the ...

We show you how to square root in Excel using three different methods: SQRT, POWER, and the exponent operator.

We present a novel test statistic for the neutrosophic chi-square -test for consistency, which accounts for the uncertainties inherent in the data. To evaluate the performance of the proposed test, we ...

Spread the loveIntroduction The Chi-Square test is an important statistical method for determining the relationship between two categorical variables. It is particularly useful in hypothesis testing ...

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.

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