Expected return and standard deviation can help you analyze investment portfolios. Learn their differences, uses, and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Andy Smith is a Certified Financial Planner ...

When you're trying to estimate the time between the beginning and the end of any project, the critical path follows the longest route. The standard deviation, on the other hand, uses the the most ...

Rate of return and standard deviation are two of the most useful statistical concepts in business. These two figures will tell you whether a business project is worth the investment and trouble, given ...

About the author: Rick Lear is the founder and chief investment officer at Lear Investment Management. The idea of adding to or maintaining fixed-income exposure at a time of heightened market fear ...

While Excel is useful for many applications, it is an indispensable tool for those managing statistics. Two common terms used in statistics are Standard Deviation and ...