Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. David Kindness is a Certified Public Accountant ...

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 ...

The interquartile mean is a measure of central tendency. While all values in a data set are used to calculate the mean, only the interquartile range -- the central portion of a data set -- is used to ...

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 ...

The forward price-to-earnings ratio (P/E) is a valuation metric that measures and compares a company's earnings using ...

To calculate the Consumer Price Index between two years in Excel, take a sum of all the amounts spent on the basket of products over those two years. Then use the following formula to find the CPI ...

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Amy is an ACA and the CEO and founder of OnPoint ...

GPA doesn’t have a fixed scale and usually varies across universities. So, we will create a scale table in Excel to decide the parameters and then use it in an example. We will need three parameters ...

Excel makes quick work of tracking time. With the right formatting, formula and dependent time values, you can return the hours worked for a given day, week, month and so on. If all you’re doing is ...

Simplify your data transformation by skipping complex parsing expressions and instead using Flash Fill and Power Query in Microsoft Excel. Image: IB Photography/Adobe Stock If you work with imported ...