[tips] Spot the confounds

2014-06-23 Thread Miguel Roig
I saw this video on FB, http://www.lifebuzz.com/chewing-gum/#!2ytsL, which portrays an 'experiment' in which one member of a set of twins chewed gum and viewers rated both twins on a variety of traits and characteristics. I thought the video might be useful for teaching about confounds,

re: [tips] Spot the confounds

2014-06-23 Thread Mike Palij
On Mon, 23 Jun 2014 06:13:28 -0700, Miguel Roig wrote: I saw this video on FB, http://www.lifebuzz.com/chewing-gum/#!2ytsL , which portrays an 'experiment' in which one member of a set of twins chewed gum and viewers rated both twins on a variety of traits and characteristics. I thought the

Re: [tips] Spot the confounds

2014-06-23 Thread Gerald Peterson
Thanks Miguel and Mike. Sure is a cluttered page, but it might indeed be useful to help students understand confounds and other control issues. I still find many of our senior psych students consider any bias or control problem as a confound, and I am always looking for ways to help them

Re: [tips] Spot the confounds

2014-06-23 Thread Reaves, Celia (Psychology)
With regards to the twins and gum chewing, I agree that animacy/stasis is a big factor. The one not chewing gum often looks like a zombie. Another, probably smaller factor: the one chewing gum is always on the right. I would expect a right/left bias of some sort to be in play here. Celia

Re: [tips] Spot the confounds

2014-06-23 Thread Michael Britt
Good one Celia for catching the left/right bias! Michael A. Britt, Ph.D. mich...@thepsychfiles.com http://www.ThePsychFiles.com Twitter: @mbritt On Jun 23, 2014, at 1:32 PM, Reaves, Celia (Psychology) crea...@monroecc.edu wrote: With regards to the twins and gum chewing, I agree that

[tips] info;Skinner

2014-06-23 Thread michael sylvester
Did any of Skinner's pigeons ever leave the ground? Could they fly to the point or place of reinforcement? I knew a dude who conditioned a pigron to go pivk-up his check from the Departmet chair's office.The pigeon would fly to the office location and peck on the Depaetment's window,the chair