The adjusted r-squared is helpful for multiple regression and corrects for erroneous regression, giving you a more accurate ...

In a recent write-up, [David Delony] explains how he built a Wolfram Mathematica-like engine with Python. Core to the system is SymPy for symbolic math support. [David] said being able to work ...

Objectives To examine the association between exposure to greenness and hospital admissions for mental disorders, and to ...

The rushed and uneven rollout of A.I. has created a fog in which it is tempting to conclude that there is nothing to see here ...

Involuntary part-time employment—the share of people who work less than 35 hours per week but want and are available to work full-time—has increased since 2023. While this contrasts with steady ...

Bitcoin returns and volatility are falling, leading researchers to say “values above $1 million will probably take 15 years.” ...

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 ...

The human visual system provides us with a rich and meaningful percept of the world, transforming retinal signals into visuo-semantic representations. For a model of these representations, here we ...

The price of coal, for its part, has a strong and highly significant negative effect (elasticity = −0.75, p < 0.001). This ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...