Sampling error’s more dangerous friend

Mind Hacks

Polls rely on sampling – the basic idea being that you don’t have to ask everyone to get a rough idea of how things are going to go. This is the issue of sampling error. Sampling error, as I’ve mentioned, but also sampling bias.

Sample Article

Stephen Downes: Half an Hour

Shakespeare I like Shakespeare. :).

Sample 100

Request for Proposal (RFP) Samples

Tony Karrer

Based on my post LMS RFP , I've been asked several times if I knew where you could find samples of Request for Proposals (RFPs) for custom eLearning development, performance support tools, learning content management systems (LCMS), elearning authoring tools , etc.

RFP 100

Is Wikipedia getting too hard? A random sampling

David Weinberger

Please note that this is an entirely unscientific, non-significant sampling. A couple of weeks ago, I happened to come across a few Wikipedia articles that struck me as too hard. I started getting worried that Wikipedia’s constant review process was resulting in articles inching up the Technical Accuracy pole while slipping down the Intelligibility for Non-Experts pole.

Sample 100

Sampling from the stream of consciousness

Mind Hacks

Recently, psychologists have developed the experience sampling method to try and make sample the stream of consciousness a little more systematic. The New York Times has a fascinating article revisiting a classic problem in psychology of whether our accounts of our individual 'streams of consciousness' have any useful role in the scientific understanding the mind.

Do You Sociate? » Midomi delivers an old wish-list item of mine

Jerry Michalski

List 100

Evidence that "Retail Therapy" is Effective - Bob Sutton

Bob Sutton

  BPS Research reports a recent article containing a series of small studies that shows "retail therapy" does work -- at least in a sample of young American consumers.  Bob Sutton. About Subscribe to this blogs feed Email Me Follow Me @ work_matters. Book Me For A Speech. Brightsight Group. Search. 17 Things I Believe. Sometimes the best management is no management at all -- first do no harm! Indifference is as important as passion.

e-Clippings (Learning As Art): Huh? Uranium Ore on eBay.

Mark Oehlert

" Product Description: Radioactive sample of uranium ore. Uranium ore sample sizes vary. e-Clippings (Learning As Art) Home Archives Subscribe About My Social Networks « Generational Change in the U.S. Military (strategy+business) | Main | 2007 edublog winners announced!

e-Clippings (Learning As Art): Top Ten AntiSpyware Apps from CNET

Mark Oehlert

For specific samples, we asked Download.com to send us adwareand spyware theyve seen in the wild, to better replicate the examplesyou are likely to encounter on your own, not theoretical or "zoo"examples.

70-20-10: Origin, Research, Purpose

Charles Jennings

These include samples in China, India and Singapore and for female leaders, since the original samples of executives in the early 80s were mostly male. This is a re-post of an article by Cal Wick of Fort Hill. The original is on the 70-20 Blog site.

Are online experiment participants paying attention?

Mind Hacks

One concern, however, is that online samples may be less motivated to pay attention to the tasks they are participating in. Online testing is sure to play a large part in the future of Psychology.

Big Data Takes Center Stage

Irving Wladawsky-Berger

The first is what they call n=all, that is, collect and use lots of data rather than settling for small samples, as statisticians have done until now. “The The way people handled the problem of capturing information in the past was through sampling.

Data 173

Jon Kabat Zinn

Jay Cross

You may want to sample. I bailed out of the Wisdom 2.0 conference Main Stage events yesterday afternoon and missed the opportunity to see Jon Kabat Zinn , whom I only know from his books and tapes: Jon is a god. I revere him. He moves mountains.

70-20-10: Origin, Research, Purpose

Charles Jennings

These include samples in China, India and Singapore and for female leaders, since the original samples of executives in the early 80s were mostly male. This is a re-post of an article by Cal Wick of Fort Hill. The original is on the 70-20 Blog site.

Designing with science

Clark Quinn

Ideally, with your sample population. How should we design? It’s all well and good to spout principles, but putting them into practice is another thing. While we always would like to follow learning science, there’re not always all the answers we need.

Design 180

Power analysis of a typical psychology experiment

Mind Hacks

Since it is a common test, I’ve been doing a power analysis for a two-sample (two-sided) t-test, for small, medium and large effects (as conventionally defined ). the required sample size increases drammatically as power drops.

What Machine Learning Can and Cannot Do

Irving Wladawsky-Berger

Machine learning , and related advances like deep learning , have enabled computers to acquire tacit knowledge by being trained with lots and lots of sample inputs, thus learning by analyzing large amounts of data instead of being explicitly programmed.

Data 173

Fact Retrieval vs. Problem Solving in the Brain

Eide Neurolearning

In general, 2nd-3rd graders will switching a counting strategy to math facts retrieval when doing arithmetic, but these researchers found "considerable variation in the mix of strategies used to solve these problems.Retrieval fluency related to grade level in this sample.".

Sample 171

Using Computers to Cure Medicine’s Pathologies

Andy McAfee

I read a little while back that a team at Stanford and elsewhere had developed a program that could accurately diagnose breast cancer by doing digital image processing of tissue sample. ” The trained C-Path software was then set to work analyzing a separate set of 328 Canadian samples.

Sample 147

This Week in Law: Not all that legal

David Weinberger

A Nina sample On Friday I was part of the This Week in Law vidcast, hosted by my it’s-been-too-long friend Denise Howell [twitter: dhowell ], along with Nina Paley [twitter: ninapaley">ninapaley ]. Nina’s work is gorgeous + righteous. You must see it. That is an order.)

Sample 130

Ten Alternatives to Happy Sheets

Nigel Paine

Interview a sample of participants and ask for their views. Interview a sample of line managers and ask what changes they have noticed. Sample customer satisfaction. Ask what performance changes you want to see and then measure them. Use the staff survey as an indicator of change. Measure increases in activity following on from the training. Ask the participants to comment one month or three months on about the continuing benefits.

New Book from Jay. Almost.

Jay Cross

website for more information, sample graphics, and a substantial excerpt. The draft of my new book, Aha!, 21 Ways to Work Smarter and Become Who You Are , is on sale for $12. I don’t write books the way I used to. I have Lean Fever.

Sample 144

Links for 2008-07-23 [del.icio.us]

Clark Quinn

Brobst Systems - Ready-made Website Templates and Themes - Free Samples Social Bookmarking For Enterprise Knowledge Management | Intelligent Agent. Martin De Saulles » SMEs and the Web - Executive Summary. SEOmoz | Beginner's Guide to SEO - Single Page Version.

The Public Face of Science

Irving Wladawsky-Berger

The first survey is based on a representative sample of 2,002 general public adults and was conducted by landline and mobile phones. The second survey was conducted online, and is based on a representative sample of 3,748 US-based scientists who are members of AAAS.

Data 198

Greenwashing Your Way To Employee Disengagement

Dan Pontefract

The researchers used three samples of data, and aggregated more than 1000 working adults. The term whitewashing is defined as “a coordinated attempt to hide unpleasant facts, especially in a political context.”

Sample 224

Human + Machine: The Impact of AI on Business Transformation

Irving Wladawsky-Berger

Last week I wrote about the impact of blockchain technologies on business transformation.

Data 195

A Framework for Building AI Capabilities

Irving Wladawsky-Berger

It’s led to the development of AI algorithms that are first trained with lots and lots of sample inputs, and then subsequently applied to complex problems like language translation, natural language processing, real time fraud detection, personalized marketing and advertising, and so on.

Data 207

Re-thinking Workplace Learning: extracting rather than adding

Charles Jennings

By almost any standards the sample in this study was large – 8,500 cases drawn from 14 organisations across six industries in nine countries. 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.

The Human Advantage

Mind Hacks

Previously counts of neurons in brains of humans and other animals relied on sampling: counting the cells in a slice of tissue and multiplying up to get an estimate.

When Football Kills Good Pedagogy in College

Nine Shift

Students are allowed to sample classes before they have to register for them." . Here's a disturbing story about how good teaching and learning is being killed by college football. Calstate was put on NCAA probation for practicing good teaching and learning!

Sample 130

Gord Downie May Be The Best High School Teacher I Never Had

Dan Pontefract

Here is a small sample of words found in Tragically Hip songs: Aesthetes. It’s been some time since I patrolled the jaundice-colored halls of my high school. Those were awkward days. Acne, Bunsen burner fiascos and infamous air band “talent shows” were iffy memories for me.

Sample 207

That Time I Was Ambushed By Gord Downie

Dan Pontefract

Here’s a short clip to give you a sample. Imagine being unknowingly whisked away in a limousine at 6:45am on a Tuesday morning, told you were going to a radio station studio to interview Gord Downie of the Tragically Hip. It happened to me in October of 2006.

Sample 207

10th Year Blogiversary – The Unfinished Journey of Blogging and Why It Matters

Luis Suarez

It’ was just an opportunity for me to highlight how blogging is alive and kicking if just a sample of the articles linked above contained hundreds of different blogging tips, whether you are a beginner, intermediate or an advanced blogger.

Enterprise Learning & Digital Transformation

Jay Cross

Nine out of ten companies sampled by Altimeter are engaged in one or more digital transformation practices: These efforts are being championed by the Chief Marketing Officer, the CEO, and occasionally the CIO.

Sample 147

Neoliberalism and MOOCs: Amplifying nonsense

George Siemens

In recent presentations, I’ve been positioning MOOCs in terms of the complexification of higher education (see below for sample presentation). I’ve said this many times over the past six months: If 2012 was the year of the MOOC, 2013 will be the year of the anti-MOOC. Things are unfolding nicely according to plan. Faculty don’t like MOOCs. Critiquing MOOCs is now more fashionable than advocating for them.

Sample 158

a compass for the future of work

Harold Jarche

will be lost and 2M gained by 2020, in a sampling of 15 countries. There is little doubt that automation, by machines and software, is replacing human work and putting many current jobs at risk.

Sample 269

Nothing Has Changed. Everything Has Changed.

Charles Jennings

This study sampled 35,000 managers and employees across the globe. A Revolution or a Slow Demise? I’ve recently read Clark Quinn’s excellent new ‘Revolutionize Learning & Development’ book. Clark always provides a thoughtful and enlightening perspective.

Change 183

Stories from stories

David Weinberger

You can read a sample here , or buy it here. My sister-in-law’s new book is out: Re-visions: Stories from Stories, by Meredith Sue Willis. She re-tells classic stories from a different point of view. I haven’t read it yet — I just ordered it — but I’m willing to bet it’s excellent. Sue (as we call her) has the fiction writer’s gift of bringing people and places to life. How does she do that

Sample 100

Cluetrain at fifteen

Euen Semple

Take this sample from the interview: Markets are conversations. Doc Searls has shared an interview done in 2000 about The Cluetrain Manifesto. Most of its theses are as as fresh and relevant now as they were fifteen years ago. Markets consist of human beings, not demographic sectors. Conversations among human beings sound human. They are conducted in a human voice. Hyperlinks subvert hierarchy. There are no secrets.

Sample 109

Facebook doesn’t make your stupid. Whoops.

David Weinberger

This paper attempts to replicate the results reported in the press release using three data sets: one with a large sample of undergraduate students from the University of Illinois at Chicago, another with a nationally representative cross sectional sample of American 14– to 22–year–olds, as well as a longitudinal panel of American youth aged 14–23. In none of the samples do we find a robust negative relationship between Facebook use and grades.