From 30-pound walks to bone health claims, the internet’s latest fitness trend is heavy on hype—and back pain.

Figure 2. Weighted mean difference in severity of impacts (mean OHIP-14 total score) in periodontitis patients compared to control subjects, meta-analysis of the results of all included studies. WMD, ...

Microsoft Excel can calculate a bank's capital-to-risk weighted assets ratio if you know the tier 1 and tier 2 capital and risk-weighted assets.

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 ...

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.

Learn how time-weighted rate of return works and how to use it for your portfolio.

Microsoft Excel is useful for countless purposes, but one of its handiest features is its ability to perform calculations and other mathematical functions. This includes calculating the mean average ...