Reference Terms
from Wikipedia, the free encyclopedia
Random variable
A random variable is a mathematical function that maps outcomes of random experiments to numbers.
Note: The above text is excerpted from the Wikipedia article "Random variable", which has been released under the GNU Free Documentation License.
Related Stories
1
2
Computers & Math News
January 28, 2025
Jan. 14, 2025 — Engineers have demonstrated a well-known quantum thought experiment in the real world. Their findings deliver a new and more robust way to perform quantum computations and they have important ...
Dec. 25, 2024 — Scientists have developed an innovative therapeutic platform by mimicking the intricate structures of viruses using artificial intelligence ...
Dec. 23, 2024 — Even highly realistic androids can cause unease when their facial expressions lack emotional consistency. Traditionally, a 'patchwork method' has been used for facial movements, but it comes with ...
Dec. 11, 2024 — An interdisciplinary team has created tiny bubble-like microrobots that can deliver therapeutics right where they are needed and then be absorbed by the ...
Latest Headlines
updated 12:56 pm ET
Jan. 28, 2025 — Researchers propose a novel system that uses standing surface acoustic waves to separate circulating tumor cells from red blood cells with unprecedented precision and efficiency. The platform ...
Jan. 28, 2025 — A new study finds that prompts do a good job of getting drivers to engage with their environment and take over control of the vehicle when necessary while using partially automated driving systems -- ...
Jan. 28, 2025 — A new one-minute video game is able to accurately and efficiently identify children with autism from those who have ADHD or are ...
Jan. 27, 2025 — Artificial Intelligence (AI) has the potential to transform aging research and help people live healthier, longer ...
Jan. 27, 2025 — In the same way that terrestrial life evolved from ocean swimmers to land walkers, soft robots are progressing, too, thanks to recent research in battery development and ...
Jan. 27, 2025 — The world of quantum physics is experiencing a second revolution, which will drive an exponential leap in the progress of computing, the internet, telecommunications, cybersecurity and biomedicine. ...
Jan. 27, 2025 — A research team has introduced a new concept for designing ultra-thin absorbers that enables absorbing layers with a record-high bandwidth-to-thickness ratio, potentially several times greater than ...
Jan. 22, 2025 — Researchers have created a new ultra-broadband electro-optic comb that packs 450 nm of light precision into a chip smaller than a coin, paving the way for smarter, more efficient photonic ...
Jan. 23, 2025 — Researchers have demonstrated an ideal Weyl semimetal, marking a breakthrough in a decade-old problem of quantum ...
Jan. 24, 2025 — Various methods are used to correct errors in quantum computers. Not all operations can be implemented equally well with different correction codes. Therefore, a research team has developed a method ...