Answers to Quora questions.

Tuesday, May 31, 2011

Q: What was the first digital newspaper in the world?

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This is a provocative question, and it really depends on what you mean by a digital newspaper. Arguably any written language formed out of...
2 comments:
Saturday, May 28, 2011

Q: Is the Charles River safe to swim in?

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It depends -- on the day, your location in the river basin, and who you are. The short answer is that if you are young and have a robust i...
Sunday, May 8, 2011

Q: Do the odds in a horse race add up to more than 100%?

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It doesn't quite make sense to sum odds. But if we talk about converting the odds into the probabilities of each horse's winning, th...
1 comment:
Wednesday, March 2, 2011

Q: How many read/writes does Twitter do a second?

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It depends how you count. I'm no Twitter expert, but here's my understanding from a tech talk by Raffi Krikorian and colleagues in S...
1 comment:
Thursday, February 10, 2011

Q: Given that the universe is expanding and the Solar System is hurtling through space, is there any frame of reference for zero motion?

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The laws of physics (Maxwell's equations, etc.) work the same in any inertial reference frame, so in that sense, no, there is no inertia...
Sunday, December 19, 2010

Q: How do you write a strong lede for an article?

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Practice! And read the best stories in print. And read Blundell's "The Art and Craft of Feature Writing." Go look up old stori...
2 comments:
Wednesday, September 15, 2010

Q: In what ways are the US News & World Report rankings for colleges flawed?

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About a quarter of the U.S. News formula is an opinion poll of university administrators (presidents, provosts and deans) and high school co...
3 comments:
Sunday, September 12, 2010

Q: Could a flatlander utilize flatland technology to perceive something in the third dimension?

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There are some big differences between living in a plane, versus living in Euclidean 3D and merely being able to perceive only a plane slice...
2 comments:
Thursday, August 19, 2010

3G and me

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In 2002, I got my first cell phone. June was stuffy in Manhattan, and my summer internship copy-editing the  New York Sun , the now-defun...
6 comments:
Friday, July 23, 2010

Q: What are some good day trips around Boston?

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Take the ferry or sail to Spectacle Island, visit the museum on the island's history, hike up to the top of the island (the highest poin...
Tuesday, June 29, 2010

Q: What advice would you give a college freshman in the Boston area to make life easy, fun, and successful?

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Get out and enjoy all that Boston has to offer! Spend the summers here -- Boston is beautiful in the summer. Get a guidebook and peruse it. ...
2 comments:
Sunday, June 13, 2010

Q: What is the difference between Bayesian and frequentist statistics?

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Mathematically speaking, frequentist and Bayesian methods differ in what they care about, and the kind of errors they're willing to acce...
16 comments:
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