Abstract: This paper investigates the performance of the coefficient of variation chart in the presence of measurement errors for finite production horizon. We study a two-sided Shewhart coefficient ...

Finding a circular reference in Excel is essential when troubleshooting complex spreadsheets. Circular references occur when a formula refers back to its own cell, either directly or indirectly, which ...

If you are searching for ways to transform your Excel monthly tasks into a more streamlined, effortless process, you might be interested in a new tutorial created by the team at Excel Off The Grid. If ...

ABSTRACT: This study seeks to understand long-term changes of rainfall for the Great Kei River catchment (GKRc) in South Africa for water resources management and planning. Monthly and annual rainfall ...

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 degree of asymmetry in your dataset ...

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 ...

While it's not as easy as tapping a few keys on a calculator, you can use Microsoft Excel to perform simple math, such as multiplying numbers. In order to do this, you'll need to learn Excel's ...

If you are struggling to keep track of performance metrics and identify areas needing improvement? You will be pleased to know that you are not alone. Many people find it challenging to sift through ...

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 ...