Kristina Zucchi is an investment analyst and financial writer with 15+ years of experience managing portfolios and conducting equity research. Charlene Rhinehart is a CPA , CFE, chair of an Illinois ...

Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has assisted thousands of clients over a more than two-decade career. She is the CEO of ...

Consider this sequence of numbers: 5, 7, 9. Can you spot the pattern? Here’s another with the same pattern: 15, 19, 23. One more: 232, 235, 238. “Three equally spaced things,” says Raghu Meka, a ...

First in a series. We asked ChatGPT which method is the best for examining portfolio returns. Then we asked our expert. Editor’s note: Today, we begin a new series in which we ask ChatGPT questions ...

In 1967 the first set of 6 consecutive primes in arithmetic progression was found. In 1995 the first set of 7 consecutive primes in arithmetic progression was found. Between November, 1997 and March, ...

The record had stood for more than a decade before it was finally broken last month. On July 24, Markus Frind, Paul Jobling, and Paul Underwood announced that they had discovered the first sequence ...

In this article we construct an upper prediction limit for the arithmetic mean of a future sample from a lognormal distribution. First, we present three approximate distributions for the total of the ...