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Random inequalities III: numerical results
The Endeavour | 6 hours ago by John D. Cook
The first post in this series introduced random inequalities. The second post discussed random inequalities can could be computed in closed form. This post considers random inequalities that must be evaluated numerically. The simplest and most obviou read more
Random inequalities II: analytical results
The Endeavour | 7 hours ago by John D. Cook
My previous post introduced random inequalities and their application to Bayesian clinical trials. This post will discuss how to evaluate random inequalities analytically. The next post in the series will discuss numerical evaluation when analytical read more
Random inequalities I: introduction
The Endeavour | 19 hours ago by John D. Cook
Many Bayesian clinical trial methods have at their core a random inequality. Some examples from M. D. Anderson: adaptive randomization, binary safety monitoring, time-to-event safety monitoring. These method depends critically on evaluating P(X > read more
A trillion here and a trillion there
rexblog: Rex Hammock's Weblog | July 25th 2008
Google is oogling over its numbers today. Not the numbers related to financial performance, but the numbers that math majors get goose bumps about. Granted, I may be misinterpreting what exactly the Google blog post is reporting, but I think it says read more
Amazon 4-for-3 deals
Mgccl.com | July 25th 2008 by Chao Xu
Amazon 4-for-3 deal: Buy 4 item and have the one with the least price free. 4-for-3 items are under $10. I believe if I buy 4n books, then it will be made into a 4n-for-3n deal that's not in writing, where n items with the least price is free. I did read more
Why do Teachers give Home Work ?
Online MathBook | July 25th 2008 by amin herwansyah
Teachers use homework: to help students understand and review the work that has been covered in class to see whether students understand the lesson to help students learn how to find and use more information on a subject. Homework is also the l read more
Xray Column - Statistics, Expenses…
The Remote Controlled Blog | July 25th 2008 by Ramtornadon
The 20th installment in the Xray column from Xray owner and chief designer Juraj Hudy is now online. In this months column, Juraj talks about the current economic climate and its effect on the model car industry. Over the last several years we have k read more
MATH SITES GALORE!
THE MOM WITH BROWNIES | July 25th 2008 by Shelly
I do not know how and I do not know why, but somewhere along the line I made and/or found this Ginormous list of math sites. Today I found them just sitting in my Draft files.I was going to try to backlink all of them for easier access, but I have a read more
It's About Time
TexasTesla - Jewelry, Musings, and more | July 24th 2008 by TexasTesla
Girls Equal to Boys in Math Finally, statistical proof of what I've known all along...girls can be good at math too. Heck, I should be living proof myself - I'm great at math, have an advanced degree in physics, and more than hold my own with the ma read more
5 Free Math Simulators: Grades 3 - 12
Science, Math, and Technology | July 24th 2008 by David Wetzel
Free EploreLearning Online simulations that power inquiry and understanding. FREE 30-day trial of Gizmos! During your 30-day trial period, you will have full access to the entire library of over 400 Gizmo Simulations for Math grades 3 -12. Even read more
Teachers’ Domain and Link Exchange
A Teacher's Toolbox | July 24th 2008
With the growing popularity if my blog and website I am constantly sent emails asking for ‘link exchanges’. Most people just want a link on a popular website to up their Google rankings so that their profile is raised. You would be amazed read more
Life Is All About Math Checks?
The Upside Down of Me | July 24th 2008 by Baby Girl
While I was doing math check, the usuals... routine of work in the office. I can't help myself but thinking. It is all about numbers in the job of mine. Being a Quantity Surveyor, you will always be exposed to numbers. Additional, substractions, div read more
Formula for Primes
Math Pages | July 24th 2008 by Anatoly
I stumbled on two interesting formulas for primes today. The first formulas allows to check if a certain number is prime or not, and the second formulas gives you the Nth prime. They both use factorials, so neither of them is efficient for large numb read more
Boiled Peanuts
Sweetster | July 24th 2008 by Blue Licorice
My family has been on a peanut eating kick lately and I only just tonight bothered to look at the calories. These are bags available from Wal-mart. One bag has 17 servings and each serving is 110 calories. Now you do the math here. One bag of read more
Brought to you by Texas Instruments and Tutor.com
CEOTutor | July 23rd 2008 by George Cigale
Cool new offering announced yesterday after months of work by us and Texas Instruments -- every student who owns or is about to own a TI graphing calculator can now go to https://direct.tutor.com/ti, put in their calculator's serial number, and voila read more
How people react when they discover you are strudying math?
Math Pages | July 23rd 2008 by Anatoly
The main reason I am writing this post is because of an interesting post I recently read. Beans at Me Or My Maths recently wrote about the different reactions he got from people who heard that he studies math. To sum it up, the reactions he gets are read more
New toxiclibs for Processing: Must-Download for Visual Coders
Create Digital Motion | July 23rd 2008
Image: sketches from Processing alpha, found in toxi’s archives. Via toxi @ Flickr. The open coding tool Processing has many, many libraries. Some deserve special mention. So I’m going to shift into infomercial mode for a second. Imagine read more
Ojala Que Llueva Cafe En El Campo (Hope That It Rains Coffee In T…
The Jose Vilson | July 22nd 2008 by Jose
Juan Luis Guerra’s quintessential song is “Ojala Que Llueva Cafe En El Campo,” a song that comes across more as a incantation that the poor and hopefully at the least have coffee somehow fall from the sky to bless them, as if to say read more
Your Principal Probably Isn’t Very Sharp
Matthew K. Tabor - Education for the Aughts | July 22nd 2008
A hearty thanks goes out to the National Association of Secondary School Prinicipals for advocating less administrative responsibility for their members. The less they do, the better - until we start making better administrators. From Flypaper: Richa read more
Pop Quiz Wall Clock: Finally, a Practical Use For Calculus
Nerd Approved - News and Reviews | July 22nd 2008
I am horrible at math, which is why the pop quiz clock is appealing to me. It makes me feel a lot smarter than I really am. Product Page (Price not available) SHARETHIS.addEntry({ title: "Pop Quiz Wall Clock: Finally, a Practical Use For Calculus", u read more
Zonnetje in huis
The life of Coffee Addicts | July 22nd 2008
Gisteren berekende ik, naar aanleiding van een mailtje op hyves (Een oud klasgenote had de zon als vermist opgegeven) ff voor de vuist weg wat getalletjes over de zon. Was erg boeiend. Vandaag doe ik het nog eens, maar dan zonder afrondingen, etc. Kl read more
I Ching and math
Mgccl.com | July 21st 2008 by Chao Xu
My mom arrived in US. And brought me 3 books. One of them is about read more
Truth is Truth
Jubilee Money Merge Sales News | July 21st 2008 by thomas jubilee
Remember “new math”? It was summed up satirically by a songwriter named Tom Lehrer in this way: “…in the new approach, as you know, the important thing is to understand what you’re doing, rather than to get the right answer. read more
Formulas for third and forth degree polynomials
Math Pages | July 21st 2008 by Anatoly
In a previous post, the hunt for the roots, I showed how to develop the formula for the second degree polynomial. In this post I want to develop the formulas for the third and forth degree. Unfortunately this means that this whole post will be algebr read more
Don’t Confuse Lack of Consensus with Failure in Education
Current Education Issues | July 21st 2008
...we need to arrive at a consensus on what we want K-12 education to do (since our tax dollars dictate that we all own a piece of it). Obviously, we don’t have that now. Hence, we feel like we’ve failed. Just ask 25% of California’s high sc read more
Grab An Abacus, It’s Time For Some Baseball Arithmetic.
Bugs & Cranks | July 21st 2008
The Rockies completed their 100th game of the 2008 season on Sunday. It ended with their 43rd win, and capped a glorious four game domination of the Pittsburgh Pirates; vaulting Colorado safely past San Francisco and back to within 6 games of first read more
dark pHoaming beloved fly ashtray cloud (edison)
strange|beautiful | July 20th 2008 by rodger bridges
I stumbled on Dark Beloved Cloud sometime in 1999. Back when the label was still based in New York. I was digging for a copy of Fly Ashtray’s Clumps Takes A Ride, yet another cassette that suffered the same fate as the Mommyheads tape I’v read more
Multiplication using Vedic mathematics
Math Pages | July 20th 2008 by Anatoly
I was sent this rather interesting video today. It claims to show how to multiply numbers with two and three digits. Probably the method will also work for numbers with four digits.Since it is from Youtube, I have no idea if this is indeed Vedic math read more
PInk
Gifts for a Geek blog | July 20th 2008 by Casey Sisterson
I really do like math functions that spell out neat words. PInk in this case is the perfect math geek t-shirt for the girl geek. Not only does it have math, show intelligence and has the work PInk, it allows a smart person to show off their inner ge read more
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