Tag Archives: probability

Have a piece of PIE

Posted on July 21, 2019 by Brent

Commenter Stuart LoPresti gave a very nice analysis answering the questions at the end of my last post. And indeed, the punchline is that the answers are very similar to the answers to the post before that. PIE If we … Continue reading →

Posted in pattern, probability | Tagged , | 6 Comments

Probabilistic PIE

Posted on July 17, 2019 by Brent

Commenters Sylvain B., xpil, and Christian Luca all gave correct answers to the challenge from my previous post. If the probability that someone likes X is , then the probability they don’t like X is . Therefore the probability that … Continue reading →

Posted in pattern, probability, solutions | Tagged , | 7 Comments

A probabilty puzzle

Posted on July 15, 2019 by Brent

Suppose that we have surveyed a certain population of people, and have determined the following probabilities: The probability that a person likes anchovies is . The probability that a person likes to read books is . The probability that a … Continue reading →

Posted in challenges, probability | Tagged , | 9 Comments

Network reliability

Posted on February 22, 2016 by Brent

Over on my other blog I’ve started writing about an interesting but apparently nontrivial problem, which some readers of this blog may find interesting as well. Suppose you have a network of computers with some one-directional wires between them. Each … Continue reading →

Posted in links, probability | Tagged , , , | 2 Comments

Carnival of Mathematics #53

Posted on June 5, 2009 by Brent

Welcome to the 53rd Carnival of Mathematics! A somewhat shorter carnival this time, but I greatly enjoyed reading the submissions I did get, and I hope you do too. Meaghan Montrose at TutorFi presents ten tips for daily practicing your … Continue reading →

Posted in links, meta, people | Tagged , , , , , , , , , , , , , , , , , , , , , , | 9 Comments