In 1969, a now-iconic commercial first popped the question, “How many licks does it take to get to the Tootsie Roll center of a Tootsie Pop?” This deceptively simple line in a 30-second script managed ...

This calculation can be used for hypothesis testing in statistics Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive ...

What is a one sample t test? The t test is a commonly used hypothesis test in statistics that allows us to compare the mean value of a group of sampled data with some hypothesized value, usually a ...

Wireless mesh networks are growing in popularity as municipalities use them in Wi-Fi Access Point systems for high-speed broadband capability for first responders, residents, and businesses. But ...

Any activity that creates dust should be investigated to see whether there is a risk of that dust being combustible. We've been blogging and writing a lot recently on the basics of combustible dust.