Sampling error’s more dangerous friend
MAY 8, 2015
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.
Request for Proposal (RFP) Samples
JANUARY 29, 2008
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.
Stephen Downes: Half an Hour
JANUARY 13, 2008
Shakespeare I like Shakespeare. :).
Is Wikipedia getting too hard? A random sampling
FEBRUARY 23, 2009
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.
Evidence that "Retail Therapy" is Effective - Bob Sutton
JUNE 2, 2011
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.
SEPTEMBER 7, 2016
One metaphor used by the authors of The Neo-Generalist is ‘frequency hopping’, “wandering, accumulating, sampling, mixing, putting into practice what they learn.” A neo-generalist is somewhere between a polymath and a hyperspecialist.
Power analysis of a typical psychology experiment
JUNE 19, 2015
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.
Jon Kabat Zinn
MARCH 1, 2015
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.
Enterprise Learning & Digital Transformation
MARCH 3, 2015
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.
New Book from Jay. Almost.
MAY 5, 2015
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.
Big Data Takes Center Stage
JULY 3, 2013
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.
Are online experiment participants paying attention?
JULY 23, 2015
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.
Flip your meetings
MARCH 21, 2015
Here’s a sample invitation. American business people attend 11,000,000 business meetings every day and half of it’s a waste of time. Knowledge workers spend three hours a day in meetings. Senior executives spend more. Four out of five of us have brought other work to do during a meeting.
SXSW: What Social Media Analytics and Data Can’t Tell You
MARCH 10, 2014
Alexandra gave an overview of the methodology offered by her company, Vision Critical , and some insights they have learned from combining a survey data from large sample with appending actual social media usage. Our sample was combined US and Canada populations).
Neoliberalism and MOOCs: Amplifying nonsense
JULY 8, 2013
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.
eLearning Learning Launches New Features
AUGUST 15, 2011
Over on eLearning Learning , we've just launched a new version with some great new features.
Examples of eLearning–Ten Great Resources
JANUARY 11, 2011
Elearning samples eLearning Examples Examples of E-Learning Where are Examples of eLearning? I was just asked for some examples of eLearning. I had collected up eLearning Examples a couple years ago, but thought it was worth going back to look for more. The following are some very good lists of widely varying examples of eLearning. Lots Right Here!
70-20-10: Origin, Research, Purpose
AUGUST 13, 2016
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.
MAY 10, 2017
The actual task is the practice, but I’m suggesting providing a model explaining why it’s done this way is the minimum, and providing examples for a representative sample of other appropriate contexts provides support when it’s a richer performance. Yesterday, I clarified what I meant about microlearning. Earlier, I wrote about designing microlearning, but what I was really talking about was the design of spaced learning.
Using Computers to Cure Medicine’s Pathologies
DECEMBER 8, 2011
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.
Do you have 4 minutes to help me learn what people do all day at work?
APRIL 26, 2012
But because we’re working hard to make sure we have a fully representative sample, and because the huge response has given us a chance to assemble even representative subgroups, we’re looking for more participants.
Free Download of Chapter 1 – The Purpose Effect
APRIL 3, 2016
And feel free to share these sample chapters with your colleagues or anyone who would find this helpful. My new book, The Purpose Effect , almost never was. After toiling for nearly three years, I had completed the manuscript, and was ready to publish. Or so I thought.
Pick my brain?
OCTOBER 26, 2016
So for the first one, they wanted some feedback on their design, and we arranged that I’d investigate a representative sample and provide feedback. There were also some places where they’d managed to have some errors that had passed editorial (and this was only a small sample of a replicated model across a broad curriculum).
This map shows what white Europeans associate with race – and it makes for uncomfortable reading
MAY 2, 2017
Overall, we have scores for 288,076 white Europeans, collected between 2002 and 2015, with sample sizes for each country shown on the left-hand side. We can be certain that the sample reflects a subset of the European population which are more internet-savvy than is typical.
Good Stuff While I was Gone | Full Circle Associates
AUGUST 26, 2008
Here is a sampling of stuff that has caught my eye, and why.
Online Newspaper Software
Stephen Downes: Half an Hour
DECEMBER 4, 2011
Here's a sample story. Some samples here and here 's another. Drupal & Hosted Drupal Newspapers Running on Drupal This is a demo site showcasing newspapers running on Drupal, a popular open source content management system. These are sites set up using Drupal and then expanded with various modules.
first we shape our tools
APRIL 28, 2017
Even large sample sizes cannot overcome this limitation. We make speculative leaps based on small samples. Every fortnight I curate some of the observations and insights that were shared on social media. I call these Friday’s Finds.
SEPTEMBER 30, 2011
We sampled local beverages and had dinner together. Yesterday I flew from San Francisco to Atlanta. Aspen trees in Colorado. …and then to Rio de Janeiro. I’m looking forward to ten days in Brasil. This city feels good. A broad beach is but a ten-minute walk from my hotel.
Greenwashing Your Way To Employee Disengagement
SEPTEMBER 26, 2016
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.”
Finding the time for networked learning
MARCH 7, 2011
Note: I registered for access to the complete report but it does not go into survey methodology or indicate the sample size, so I would not consider this scientific, but it’s an interesting data point.
Fact Retrieval vs. Problem Solving in the Brain
AUGUST 13, 2012
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.".
Only 14% think that company training is an essential way for them to learn in the workplace
APRIL 16, 2012
That was one of the findings of my recent anonymous survey on how people learn best in the workplace, and even I was surprised by the results.
Bollocks to it
MARCH 21, 2011
However, the small sample size of the American data means it may not be the most reliable guide to the true population ranking. Teenagers love to swear. Says who? Says science you melon farmers.
Volunteer Engagement 2.0: Pre-Order Your Copy Now!
APRIL 13, 2015
Other esteemed contributors include: Jayne Cravens, Aria Finger, Holly Ross, Amy Sample Ward, Joe Waters, Scott Henderson, Meg Garlinghouse, Robert Eggers, and Greg Baldwin.
Cluetrain at fifteen
AUGUST 26, 2014
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.
Gord Downie May Be The Best High School Teacher I Never Had
AUGUST 17, 2016
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.
The Herriot effect
DECEMBER 27, 2011
I know about the harsh reality by the way; the lot of a vets son is to help out with blood samples, sheath washings and the like during the holidays.
Research and Evidence
Stephen Downes: Half an Hour
MAY 2, 2015
This is only a sampling of the rich body of research surrounding MOOCs, research conducted by careful and credible scientists. The sample sizes are too small for quantificational results (and the studies are themselves are inconsistent so you can't simply sum the results).The
Training Evaluation: a mug’s game
FEBRUARY 13, 2011
Interview a statistically significant sample of the workforce to see if the hypothesis holds up. Efficiency is doing things right. Effectiveness is doing the right things. Peter Drucker.
e-Clippings (Learning As Art): Huh? Uranium Ore on eBay.
DECEMBER 7, 2007
" 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!