Microsoft Excel’s mathematical capabilities often go far beyond the needs of most everyday users. However, Excel’s built-in statistical functions make it an ...

Calculating age based on a birthday is a common task, whether for work, school, or personal records. Excel makes this easy with built-in formulas that can quickly determine a person’s age from their ...

The T-Value is a common statistical calculation with a very wide range of applications. In the business world, it can help in making educated financial predictions and projections. For example, a ...

If you are working with a large dataset, knowing its standard deviation is handy as it will let you know the variability in the given dataset. You get to see the ...

If you are using Microsoft Excel to manage numerical data, at some point you're inevitably going to display percentages. Doing so can give you a new insight, or make summarizing heaps of data a bit ...

Variance is a useful analytical tool when it comes to measuring data, and helps you to calculate the range of numbers in a set of data. This is handy for a multitude of reasons, from calculating ...

Are you wondering how to calculate z-score in Excel? If so, you’ve landed on the right page. In statistics, a z-score tells us how far a data point is from the mean. While Excel still doesn't have an ...

It can be beneficial in many situations to display the difference between two numbers as a percentage. Doing so helps to put a change into a more understandable format for the average reader. In this ...

Though Excel is most commonly used to perform simple addition and multiplication, it has all the functionality of a calculator and more. In this guide, we show you how to find the square root of a ...

The 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. It is often used ...

The chi-square (χ2) test is a widely used statistical method for hypothesis testing and analyzing the relationship between categorical variables. It helps determine if there is a significant ...