Learn about semivariance, a key metric for assessing a portfolio’s downside risk. Understand its formula and how to calculate potential negative variations below the mean.

Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

In the everyday world, governed by classical physics, the concept of equilibrium reigns. If you put a drop of ink into water, ...

Is the scientific method really the best approach to learning about the world? A new paper in Collective Intelligence applies the scientific method to itself, finding that some common strategies that ...

A relatively simple statistical analysis method can more accurately predict the risk of landslides caused by heavy rain, according to a study coordinated by Brazilian researchers affiliated with the ...

A relatively simple statistical analysis method can more accurately predict the risk of landslides caused by heavy rain, according to a study coordinated by Brazilian researchers affiliated with the ...

According to the researcher, the approach has the potential to monitor and prevent a number of other environmental problems, such as fires, deforestation, land subsidence, and desertification (image: ...

Cambridge, MA – Let’s say an environmental scientist is studying whether exposure to air pollution is associated with lower birth weights in a particular county. They might train a machine-learning ...

ST. LOUIS —A prominent hotelier said Tuesday he's pushing to have St. Louis' crime statistics calculated differently, in a bid to get the city off lists of places with the highest murder rates. "We ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min A hotel executive says he's ...

Welcome to the 14th Cochrane Methods report compiled by the Central Executive Team to provide an overview of the key methodological activities in Cochrane for 2024–2025. The report highlights the ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...