How to Calculate Fluctuations in Excel. Calculating data fluctuations-- also called variance -- is a multi-step process that requires total accuracy. Excel 2010 provides two basic formulas for ...

Calculating the standard deviation and T-Value against that data set results in a realistic range against the historic data.

We explain how to fix the issue when Excel is not auto-calculating formulas. Excel is an advanced tool when calculating formulas for statistics.

Learn how to calculate simple, weighted and exponential moving averages in Microsoft Excel using Data Analysis Tool Pack or Formula.

Learn how to calculate moving averages in Excel using dynamic arrays. Simplify rolling totals with custom functions for efficient analysis.

Several basic templates are available for Microsoft Excel that make it simple to calculate production costs.

One of the many features of Excel is being nosy. That's right, you can quickly calculate a persons age as long as you have their birth date.

Find out how to use Microsoft Excel to calculate the present value of a fixed annuity, including a calculation example. The calculation doesn't account for taxes.

Variable-declining balance uses the double-declining factor but also initiates the automatic switch to straight-line depreciation once that is greater than double-declining.