A seasonal index is a way of measuring the seasonal variation -- that is, to measure the change that is due to seasonal changes in demand -- of a variable, typically sales. For example, a beachfront ...

After tackling the basic and formatting capabilities of Microsoft Excel, we come to formulas, which are an integral part of the worksheets, and without which an electronic spreadsheet wouldn't be of ...

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 ...

Excel's EDATE and NOW functions can be used to track when an account is overdue, and let the person managing the account know when to send a reminder notice. Functions such as this enable better cash ...

Excel offers no such constraint. If someone is determined to enter bad data, they can simply paste values over a validated ...

Microsoft has made available for download patches to an Excel 2007 bug discovered late last month and is working on pushing the fix out over Microsoft Update. The Excel team acknowledged the obscure ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Amanda Jackson has expertise in personal finance, investing, and social ...

In late September Microsoft admitted there was a bug in Excel 2007 which caused the calculation results of certain values to be displayed incorrectly. The results were correct, but the display was not ...

If you’re serious about using Microsoft Excel, then you should get to know all of its keyboard shortcuts. Here’s a list of the most useful Excel shortcuts and how they can help you work faster. For ...

Using the Bergum Method and the MS Excel software program, the author determines the probability of passing the USP dissolution test. As described in the USP, the short procedure to determine the ...