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 ...

Our Big Story in blportfolio dated March 3, 2024, explained how statistical measures can be used to navigate the stock market and make informed investment decisions. Following up on that, of course, ...

When calculating a declining sales figure spanning multiple years, you need to calculate two percentages. The straight-line method calculates your overall decline, but this doesn't paint the entire ...

Microsoft Excel eases repetitive calculations by allowing you to create custom spreadsheets. As an example, you can keep track of hours worked and the pay received. However, you may run into ...

Successful investing requires the ability to distinguish long-term trends from the short-term noise that moves stock prices on a minute-to-minute basis. One way to tune out the random oscillations and ...