What Is a Variable Interest Rate? A variable interest rate (sometimes called an “adjustable” or a “floating” rate) is an interest rate on a loan or security that fluctuates over time because it is ...

A statistics major prepares students to use data to confront real-world problems. Statistics is relevant to topics ranging from disease prevention to storm prediction, and learning how to collect and ...

Forecasting for any small business involves guesswork. You know your business and its past performance, but you may not be comfortable predicting the future. Using Excel is a great way to perform what ...

Roll a die and ask students to identify the random variable. Since a die can only take on values of 1, 2, 3, 4, 5, or 6, this is a discrete random variable. Repeat ...

Abstract: In this letter, we derive new results for the statistics of the ratio of two complex Gaussian random variables (RVs), where the numerator and denominator may have arbitrary means and are ...

1 Department of Monitoring and Exploration Technologies, Helmholtz Centre for Environmental Research (UFZ), Helmholtz Association of German Research Centres (HZ), Leipzig, Germany 2 Department of ...

I read this really interesting paper over the break, where they had multiple analyst teams analyze the same data set and fit a model to answer the same question. This is a topic we’ve thought about a ...