Surprise! ‘Star Trek’ gold shirts more deadly than red shirts

Fascinating. Barsalou then goes all math geek and applies to the data the Bayes’ Theorem formula for calculating conditional probabilities. After a little mathematical shake and bake, he determines there is a 61.9 percent chance that any given casualty is wearing a red shirt. That still sounds high, but it’s not really once you consider the sheer number of redshirts running around the Starship. “Although Enterprise crew members in redshirts…

Journalist math fail: “New pay-per-mile scheme would boost taxes 250 percent”

Hold on… An on-again, off-again move by the Obama administration to scrap the federal gas tax in favor of a pay-per-mile fee would boost the tab to Americans as high as 250 percent, raising their current tax of 18.4 cents a gallon to as high as 46 cents, according to a new government study. —New pay-per-mile scheme would boost taxes 250 percent | WashingtonExaminer.com The math example doesn’t illustrate the…

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Mathematics and What It Means to Be Human

A humanities faculty member and a math faculty member collaborate on a course about the meaning of math. “Don’t worry;” I told them. “You can’t find this more frightening than I do.” And it was true. Ever since the word problems my father forced on us at dinner, I’ve always been terrified of math. I probably skipped dessert for all of fourth grade in order to escape some design to…

Khan Academy: The hype and the reality

Sal Khan has done something remarkable in creating such a vast and varied library, and he deserves to be recognized. His commitment to making the site free is a rare and selfless act, and he deserves to be praised. Sal Khan is a good guy with a good mission. What he’s not, though, is a good teacher. Unfortunately, the media hype surrounding Khan Academy has created a level of expectation…

Remediation Nation: Why College Students Say High School Needs Change

Why don’t states require students to take four years of English and math, and three or four years of science? Why isn’t there a class dedicated to teaching the fundamentals of writing? For that matter, why don’t we require more than two years of history or social studies and foreign language? The students want it—69 percent of respondents say high school graduation requirements are “very” or “pretty” easy, while 37…