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Archive for 'Ideas'

Probability of each chess piece being moved on move X

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GOING FROM ONE CHESS PLAYER TO MANY CHESS PLAYERS Click to enlarge We were wasting time on the internet one day an saw a post entitled Probability of a chess piece being moved on move X in a Vassily Ivanchuk game. It featured this graphic. Click to enlarge We then thought, “this post involves chess […]

Nineteen vs twenty

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DIGGING THE JUST NOTICEABLE DIFFERENCE We were getting an egg and cheese on a roll at a deli the other day and started chatting with the cashier about politics and he said that two people were like 19 vs 20. We said, “19 vs 20, what’s that mean?” He said, “It means basically the same […]

How large is the great Pacific garbage patch?

Filed in Encyclopedia ,Ideas
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1.6 MILLION SQUARE KILOMETERS OF GARBAGE IN PERSPECTIVE This Nature Scientific Reports article gives an update on the size of the Great Pacific Garbage Patch. It is estimated to be four to 16 times larger than previously estimated: 1.6 million square kilometers. While the article does show the patch along with latitude and longitude lines […]

The logic of the talking dog joke

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RUTH VS DIMAGGIO We were looking up the wording of a joke we wanted to tell our kids: A guy has a talking dog. He brings it to a talent scout. “This dog can speak English,” he claims to the unimpressed agent. “Okay, Sport,” the guys says to the dog, “what’s on the top of […]

Payments to authors based on the journals in which they publish

Filed in Gossip ,Ideas ,Research News
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THAT’S ONE WAY TO GET “A” PAPERS FROM YOUR FACULTY Table 5 Comparison of Average Amount of Cash Awards for a Paper Published in Selected Journals When we first saw this image on Facebook, we thought it was a joke. But then we downloaded the paper and found that indeed, there’s a practice of paying […]

Sweater weather

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REGIONAL DIFFERENCES We came across this weather.com story on what people consider “sweater weather” in different states, and thought that the topic seemed just silly enough to be of interest to decision science news readers. Not much value we can add here. How about some stats? Mean sweater weather: 58.6 F (14.8 C) Max sweater […]

You probably underestimate the populations of Eastern states and the areas of Western states

Filed in Articles ,Encyclopedia ,Ideas ,Programs ,Research News
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NEW PAPER, NEW PRODUCT FEATURE USING PERSPECTIVE PHRASES Click to enlarge As mentioned a few times in past posts, we’ve been doing research on how “perspective sentences,” for example “Israel is about the size of New Jersey in area and population” helps Americans comprehend measurements beyond simply saying “Israel has an area of 20,770 square […]

At last, an affordable quincunx

Filed in Encyclopedia ,Ideas
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EXPERIENCE THE BINOMIAL AND NORMAL DISTRIBUTIONS The Random Walker is an inexpensive mini quincunx Every since taking Stephen M. Stigler’s class on the history of statistics at Chicago, we’ve been wanting to get our hands on a quincunx. A quincunx, also referred to as a Galton Board or bean machine (*) is one of these, […]

A chess computer learned from scratch and surpassed human knowledge in 4 hours

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HOW MANY GAMES WAS THAT? AlphaZero is a reinforcement learning (RL) progam that can take a game like chess and given only the rules, can play games against itself and learn how to win. According to several articles, it learned from scratch and surpassed human knowledge of chess in four hours. Specifically, it beat the […]

The Financial Inclusion Challenge

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A COMPETITION FOR THE BEST IDEAS TO IMPROVE FINANCIAL SECURITY Behavioral economists and financial services firms may be interested in The Financial Inclusion Challenge new competition. Financial security is beyond the reach of millions of Americans. Nearly one-fourth of adults can’t pay their monthly bills, and roughly the same number have little or no access […]