Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Microsoft Excel 2010 is designed to store numerical inputs and permit calculation on those numbers, making it an ideal program if you need to perform any numerical analysis such as computing the mean, ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

The mode is the value which appears most often. 2.5 kg, 3.1 kg, 3.4 kg, 3.5 kg, 3.5 kg, 4 kg, 4.1 kg There is only one value that occurs twice, which is 3.5 kg. All other items occur only once. 2.5 kg ...

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 ...