Judgement & statistics

Dave Snowden

The interesting feature is that on all the statistical evidence Ireland should have had a walk over, but they lost. The trouble is that statistics count what can be counted and that can never be the whole picture. Of course in the ordered aspects of any enterprise statistics and numbers can do a lot of the work for you, but in a complex situation they can be dangerous. Watching the rugby match between Scotland and Ireland today was interesting for a neutral.

Social Media 2014 Statistics (interactive infographic)

Jane Hart

Another interactive infographic – this one form Digital Insights – that lets you tweet the statistics. Isn’t loading? Try this. Social learning

Statistical tails waging the dogs of truth

Dave Snowden

It is a growing problem in health care with statistics seeming to dominate over biology in respect of evidence. That statistical engines then run and correlations are identified which are then distilled into prescriptive or advisory recipes for managers seeking to know outcome before action.

MOOC Statistics Thus Far

Stephen Downes: Half an Hour

Here's what we have for participation rates in the #Change11 MOOC this far. Persons' are people who have registered for the course. The gap between persons and subscriptions is the number of people who signed up for the course but unsubscribed to the newsletter.'Subscriptions' Subscriptions' is the number of people subscribing to the daily newsletter.'Feeds' Feeds' is the number of blogs submitted by course participants and harvested by the feed reader. It includes active feeds only

Statistical fallacy impairs post-publication mood

Mind Hacks

No scientific paper is perfect, but a recent result on the effect of mood on colour perception is getting a particularly rough ride post-publication.

Keynote slides: The Power of Social Media including 8 shock-and-awe statistics

Ross Dawson

The keynote provides a whistle-stop tour of the value of social media, beginning with statistics showing that New Zealand is a world leader in the use of social media and going on to provide a few select statistics that bring home the enormity of the impact of social media. Here are the statistics I provide (together with sources): * More than 1.7 Tomorrow I am giving the closing keynote at Oracle Cloud Day Auckland on The Power of Social Media. Below are my keynote slides.

[2b2k] Census Bureau ends Statistical Abstract

David Weinberger

The Census Bureau is no longer going to fund the creation of the Statistical Abstract of the United States, apparently in order to save $3M a year. If the absence of a Statistical Abstract increases search time by even two minutes, then the cost, based on the all-in average pay of reference librarians, will be about five times the federal savings.

Technorati's Statistics

Stephen Downes: Half an Hour

Technorati right now offers no statistical validity and should not be quoted as indicative of web trends or blogosphere trends. Re: Technorati's State of Blogs report Joho writes: "Dave Sifry has been posting data Technorati has gathered about the size and nature of the blogosphere, at least the big chunk of it Technorati knows about." Sorry to complain, but this report is almost completely implausible.

Real Profitability Part I: The Big Three and Four

Martijn Linssen

Business or Pleasure? -

The Psychologist on stigma, statistics and S&M

Mind Hacks

The British Psychological Society's monthly magazine The Psychologist is continuing to dip its toes into the world of open-access and has made the entire March edition freely available online. A couple of articles stand out. The first is on stigma that discusses studies on how we internally structure information and notes that even here, the golden ratio may play a role, with a crucial 68% / 32% split on negative and positive information being linked to stigmatised people.

Enterprise microblogging: measuring true value "is relative"

Martijn Linssen

why not both Home About Contact Friday, 14 January 2011 Enterprise microblogging: measuring true value "is relative" Yammer announced a new feature yesterday : Leaderboards Leaderboards gives users access to statistics about their network activity. Business or Pleasure? -

Business or Pleasure? - why not both: Get your act together! @Klout

Martijn Linssen

All Ive done is cut out one part and saved that as JPEG, as to minimise its size (thus increasing the performance of this blog post page) First, a few statistically impossible deviations. Business or Pleasure? - why not both Home About Contact Friday, 25 June 2010 Get your act together!

Getting rained out in a brainstorm

Doc Searls

The only math course I took in college was Statistics. Tags: "Bregman divergences" Berkman Center math wdbs "Dean Landsman" VRM infrastructure wfxc "Science Digest" partitioning Business brainstorm Berkman Science "Jonathan Zittrain" jz zittrain statistics

stevenberlinjohnson.com: Gearing Up

Steven Berlin Johnson

The Tech, the Cream, and the Clear…

Andy McAfee

As he wrote, “Given the advances in baseball statistics, one might hope it would be possible to deploy modern analytical tools to adjust today’s chemically enhanced stats and put them on a level playing field with those of yesteryear. More specifically, we’d expect to see increases in the standard deviation (a measure of spread) of all hitters’ batting averages, all pitchers’ walks+hits per inning pitched (WHIP), and other such statistics.

Buy a book, save a life | Daniel Pink

Dan Pink

You might feel helpless in the face of such an overwhelming statistic. Dan Pink. Contact. Follow Dan on Twitter. About Dan. Speaking Engagements. Video. Articles. Office Hours. Drive. A Whole New Mind. Johnny Bunko. Daniel H.

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LinkedIn reaches 100 million members worldwide

Jane Hart

– and also shared this infographic with key statistics. LinkedIn have just announced they have reached 100 million members worldwide. LinkedIn

Young Voters Gaining On Older Voters?

Nine Shift

To follow up on yesterday's blog entry, here's some statistics to back up the hoped-for claim that Millennials are voting more this year. Pennsylvania is leading the groundswell, with registered voters 34 and younger now outnumbering those 65 and older, according to the latest statistics from the Pennsylvania State Department issued Aug 13.

Learnlets » Informal budget ratio 80/20?

Clark Quinn

How Much are Free Goods Worth? A LOT.

Andy McAfee

His talk was titled “How the GDP Statistics Ignore Free Goods and Why it Matters.” Here’s the money slide from Erik’s Brynjolfsson’s presentation earlier today at the Techonomy 2012 conference.

Social Media Revolution 2011 Video

Jane Hart

This is a shorter version that includes new social media statistics for 2011. Tweet. I’ve been waiting for this! The 2011 revision of the well known video by Erik Qualmann.

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Constant learning is a key theme in the Future of Work

Jane Hart

Each theme has 4 trends and each trend is supported by 4 examples, supporting statistics and implications defined by PSFK Labs team. This presentation, from Innovation Excellence , explores the new ways we are working and the implications for business and for workers.

No more Type I/II error confusion

Mind Hacks

Type I and Type II errors are, respectively, when you allow a statistical test to convinces you of a false effect, and when you allow a statistical test to convince you to dismiss a true effect.

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The Higher Ed Model is Broke: Part 49

Nine Shift

But one person at the university said the university offers a minor in his chosen area, statistics. Another person at the university said the university does NOT offer a minor in statistics. Selecting a major and minor easy? Not so fast.

Patterns & significance

Dave Snowden

A series of emails and skype calls today built up a head of frustration with some people's obsession with statistics and data. Another with a colleague frustrated by people talking about the validity of statistical patterns for low volume datasets and not realising that simple visualisation can enable an intelligent person who make sufficient sense to act. Humans can change the context through intent (or accidentally) which can render any statistics out of date/data/meaning.

Blog Post: The communication issues that prevent effective leadership

David Gurteen

By David Gurteen Here are three interesting Harris Poll statistics from an HBR article The Top Complaints from Employees About Their Leaders by Lou Solomon. Complaint 3: 52% of U.S. workers say leaders do not make the time to meet with them Complaint 4: 51% of U.S. workers say leaders refuse to talk subordinates Complaint 7: 36% of U.S. workers say leaders don't know employees names.

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Deep Learning: Is it Approaching a Wall?

Irving Wladawsky-Berger

Deep learning is a powerful statistical technique for classifying patterns using large training data sets and multi-layer AI neural networks. The deep in deep learning refers to its highly sophisticated, multi-layered statistical properties.

Trains replacing planes

Nine Shift

Guy Felder of Houston sends us this interesting statistic: . Traffic on the most travelled flight segment in the US: LaGuardia to DC is down…it's more convenient to take the train

Humans, Machines and Collective Intelligence

Irving Wladawsky-Berger

If so, can you device tests to measure the group’s intelligence using methodologies and statistical techniques similar to those that have been applied to measure the IQs of individuals for the past hundred years?

The Path to Better Decisions, in One Cute Graph

Andy McAfee

The statistical toolkit is full of ways to extract the signal from the noise, even with pretty messy data. As I was getting ready for a panel discussion on big data a little while ago I tried to think of a concise (i.e.

Data 284

The Leader's Guide to Radical Management: The most beautiful.

Steve Denning

So here's another shot: the world's most beautiful statistics. Statistics come to life when Swedish academic superstar Hans Rosling graphically illustrates global development in 200 countries over the last 200 years in just 4 minutes.

Human-AI Decision Systems

Irving Wladawsky-Berger

Sabermetrics , - the use of statistics in baseball to project a player’s performance and career, - is one such prominent example. The scouts’ predictions were about 15 percent better than those that relied on statistics alone.

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The Transformative Power of Analytics - The Houston Astros: a Case Study

Irving Wladawsky-Berger

Baseball has long been a game of statistics, collecting and analyzing vast amounts of data going back to the founding of the MLB in the years following the Civil War. . We now have enough data to compare the performance of scouts versus more purely statistical approaches.

How many pages of that new book did you read?

Jay Cross

I’ve been searching for a statistic I used to quote. According to Business Insider , readers of Capital in the Twenty-first Century made it through just 2.1% of the book on average, with the last highlighted section appearing on page 26.

Consumer expectations continue to rise: advocacy reduces, antagonism rises, but trust enables value creation

Ross Dawson

Sobering statistics for retailers. The latest results from IBM’s annual Smarter Consumer Study provide interesting insights.

Non-Technologists Agree: It’s the Technology

Andy McAfee

The evidence is just too clear that it is, and that we see evidence of the second machine age everywhere, including in the statistics Two papers came out last year that examined important issues around jobs and wages. Both are in top journals.

DOT To Shut Down Nation's Roads

Nine Shift

In the wake of an unfortunate accident on Washington DC's metro line, the story cites statistics that show driving is far more dangerous than riding the DC metro NineShifter Scott Rogers of Eau Claire, Wisconsin, sends the link to this story. Scott said, "Saw this and thought of you." . Here's the story, USDOT To Shut Down Nation's Roads, Citing Safety Concerns. Thanks Scott ! Photo: Scott Rogers.

Re-thinking Workplace Learning: extracting rather than adding

Charles Jennings

A decade ago the Corporate Executive Board published a report detailing the findings of a study into the role managers can play in employee development. By almost any standards the sample in this study was large – 8,500 cases drawn from 14 organisations across six industries in nine countries.

… and nearer to the Dust

Dave Snowden

I’d argue that senior executives, and certainly politicians, have too little knowledge of the nature of statistics to exercise judgement in what to believe in respect of what is presented to them.

Where Are the Girls? Working, Stupid

Nine Shift

Here's the latest statistics: -Unemployment among women is its lowest in 60 years. So I get this email this week with the subject line, "Where are the Girls?" . The press release, from the Pittsburgh Aviation Institute - - which trains aviation mechanics, says that there is a huge retirement now of aviation mechanics and the solution (surprise) is filling the traditional male occupation with females. .

The Internet of things will dwarf the Internet of people

Ross Dawson

An amazing statistic is that by end of 2011, 20 typical households will generate more Internet traffic than the entire Internet in 2008.

We did it again! Another big Prediction Comes True!

Nine Shift

Last month the government came out with statistics showing that suburbs are now starting to retreat. We nailed it! This time we got the exact year right! . Two years ago we predicted in writing that suburbs would go into decline in 2012.

Instead of Inbox Zero, How About Outbox Zero

Dan Pontefract

I know, on average it pays less than what I currently earn — at least according to the US Bureau of Labor Statistics — where the average salary is $55,940 and there is an increase of only 3% more writer roles expected to be posted by 2022.