At my university, the undergraduate catalog defines grades this way:
A -- excellent
B -- good
C -- average
D -- barely passed
F -- failed
I -- incomplete
So, C is average, eh? To check this definition I downloaded
all grades for undergraduate courses for the just completed
I was dismayed to learn that my university made a major investment in
http://www.true-colors.com/ .
Karl W.
---
To make changes to your subscription contact:
Bill Southerly (bsouthe...@frostburg.edu)
Napoleon Bonaparte
Alexander the Great
Hitler
Casanova
Paris Hilton
Cheers,
Karl W.
-Original Message-
From: Gerald Peterson [mailto:peter...@vmail.svsu.edu]
Sent: Wednesday, November 18, 2009 8:51 AM
To: Teaching in the Psychological Sciences (TIPS)
Subject: Re: [tips] Famous
will be ready to
publish in about 4 more years. LOL!
Annette
Annette Kujawski Taylor, Ph.D.
Professor of Psychology
University of San Diego
5998 Alcala Park
San Diego, CA 92110
619-260-4006
tay...@sandiego.edu
Original message
Date: Fri, 30 Oct 2009 16:54:58 -0400
From: Wuensch, Karl L wuens
One of our first year graduate students posted to Facebook, from her
iPhone, while in class, the following message: I hate this class.
Cheers,
Karl W.
-Original Message-
From: Blaine Peden [mailto:cyber...@charter.net]
Sent: Friday, October 30, 2009 6:18 PM
To: Teaching in
I am a fan of David Howell's texts as well.
Cheers,
Karl W.
From: Christopher D. Green [mailto:chri...@yorku.ca]
Sent: Friday, October 30, 2009 5:11 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: Re: [tips] Intro Statistics Text
A colleague of mine asked the editor of The Psychological Record
about page charges. In her reply, the editor made it clear that The
Psychological Record does NOT have page charges, and never has. I quote: we
do not require authors to pay for anything, unless we are charged for
: Friday, October 30, 2009 2:10 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: Re: [tips] The Psychological Record
On 30 Oct 2009 at 13:55, Wuensch, Karl L wrote:
A colleague of mine asked the editor of The Psychological Record about
page charges. In her reply, the editor made
not that
hard to keep track of.
Annette
Annette Kujawski Taylor, Ph.D.
Professor of Psychology
University of San Diego
5998 Alcala Park
San Diego, CA 92110
619-260-4006
tay...@sandiego.edu
Original message
Date: Fri, 30 Oct 2009 13:55:28 -0400
From: Wuensch, Karl L wuens...@ecu.edu
^$#* punishment.
Cheers,
Karl W.
-Original Message-
From: Wuensch, Karl L
Misconceptions about psychology and journals are both pervasive, maybe. :-)
Annette demonstrated how the frequency of misconceptions about psychology
can (somewhat) be reduced in a good intro course (excepting
I just noticed that the APA now indicates that s should be used
for the Sample standard deviation (denominator SQRT(n - 1), while SD should
be used for population, denominator SQRT(n) Standard deviation. The
addition of s to the table of statistical abbreviations and symbols is new
I also noted that CI (NOT set in italic font) is now the approved
symbol for confidence interval, as in p = .006, CI [.13, .27].
Why not italic font? I have always though of a confidence interval as
a statistic.
Cheers,
Karl W.
-Original Message-
From: Ken Steele
I am probably the only faculty member at my institution who even
mentions Fechner in the Intro class. When I refer to Fechner with my graduate
students they give me that WTF are you talking about look. When I ask who
has ever heard of Fechner, not a single hand is raised. So sad. A
MS said No one ever thought that a rewarded rat leaves a different
scent along the pathway than a non-rewarded one.
I guess I wasted a lot of time washing such odor trails out of mazes
between trials. Seems a lot of other psychologists have also had the thought
that MS asserts
From http://supp.apa.org/style/pubman-ch03.00.pdf , Guideline 3:
Problematic is The participants were run. Preferred is The subjects
completed the trial.
Hmmm, I guess subjects has become politically correct again.
Cheers,
Karl W.
-Original Message-
From: Stuart McKelvie
The gustatory sense really does not contribute much to the flavors
of food - it is mostly olfactory. Hot peppers stimulate the trigeminal, not
the gustatory.
Cheers,
Karl W.
From: michael sylvester [mailto:msylves...@copper.net]
Sent: Friday,
There are thousands. Check out the extensive food habits literature.
For your amusement, see Rozin's research on nonacceptance of foods that look
like feces. See Rozin, P., Fallon, A. E. (1987). A perspective on disgust.
Psychological Review, 94, 23-41.
Cheers,
Karl W.
Exactly. This should have been filed under the correlation versus causation
thread. The HealthDay summary did note mothers who said their children were
fussy babies were more likely to spank them at ages 1, so the question is,
if these fussy children had not been spanked, would they still
Seems to load more slowly than earlier versions, you may need to tell Windows
which extensions should be associated with it, but other than that, I have
found it no more annoying than the earlier versions, so far.
Cheers,
Karl W.
-Original Message-
From: Michael Britt
Phantosmia and Parosmia are commonly thought to result from viral
infection, head trauma, surgery, and possibly exposure to certain toxins or use
of certain drugs. Sometimes the condition is considered psychiatric in origin.
There is evidence that anosmia, followed by parosmia, may be
Submit your proposal to the Tuskegee Institute.
Cheers,
Karl W.
From: michael sylvester [mailto:msylves...@copper.net]
Sent: Thursday, August 27, 2009 5:29 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: [tips] H1N1 placebo captured live
Hey
Inform the library that your class of 100 students will be using these
materials from the shelves and that you would appreciate their helping your
students locate the materials and otherwise accommodating such usage. Be sure
the students understand that if they have difficulty locating
One of my students is shopping for a deal on one of the texts that
I use in first semester grad stats (Howell, 7th edition). He told me he could
buy this text in the international edition for half the price of the regular
edition, and he wants to know if this is the same text. I
One of my students is shopping for a deal on one of the texts that
I use in first semester grad stats (Howell, 7th edition). He told me he could
buy this text in the international edition for half the price of the regular
edition, and he wants to know if this is the same text. I
Many thanks to Mike, Annette, and Douglas for informing me about
international editions of text books. Now I am going to inform my students.
Cheers,
Karl W.
http://core.ecu.edu/psyc/wuenschk/InternationalEdition.htm
---
To make changes to your subscription contact:
Bill Southerly
State University
Frostburg, Maryland
-Original Message-
From: Wuensch, Karl L [mailto:wuens...@ecu.edu]
Sent: Tue 7/21/2009 6:57 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: RE:[tips] Reporting Correlations in APA Style
Pearson r is exceptional
I suspect that what would be released to the public would be highly edited.
Cheers,
Karl W.
From: michael sylvester [mailto:msylves...@copper.net]
Sent: Wednesday, July 22, 2009 4:54 AM
To: Teaching in the Psychological Sciences (TIPS)
Subject: [tips] The
Pearson r is exceptional in that it is the descriptive statistic, the
point estimate of the parameter, the test statistic, and the standardized
effect size estimate, all in one. In the dark ages, stats texts included a
table of critical values of r given n, so there was no need to
As Bill notes, the conditional nature of p values is not well
recognized by most folks.
Cheers,
Karl W.
-Original Message-
From: William Scott [mailto:wsc...@wooster.edu]
Sent: Tuesday, July 21, 2009 5:51 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: RE:[tips]
My brief version goes back five years but with a few highlights of material
older than that.
Picky spelling correction: See http://core.ecu.edu/psyc/wuenschk/Vita-Vitae.htm
Cheers,
Karl W.
From: Penley, Julie [mailto:jpen...@epcc.edu]
Sent: Monday, July 20,
Glad I ordered XL. Fits fine. Good cloth. I'm betting that the brain
will not survive many washings.
Cheers,
Karl W.
-Original Message-
From: sbl...@ubishops.ca [mailto:sbl...@ubishops.ca]
Sent: Saturday, July 18, 2009 11:01 AM
To: Teaching in the Psychological Sciences
The law makes some pretty outrageous assumptions in this regard. When
I once served on a jury I was instructed that if I had any special knowledge
relevant to the case, things that I knew but most people do not, I was not
allowed to share that knowledge with other members of the jury
I received my desk copy early last week, only 272 pages. This
morning I received, from APA, tracking information for the shipment. I must be
in a time warp.
Cheers,
Can you TIPSters offer any advice with the problem presented below?
A friend who is an assistant professor at an institution that
offers a masters degree asked me: I am trying to go over a thesis proposal so
the student can get it out to his committee members, but I am having a
You would have a fit if you saw some of the ads being run on the
tellie down here. Joe Schmo of Alberta was told he would have to wait two
months for surgery on his ingrown toenail. He had to come to the United Snakes
to get it done promptly. If you have a story of somebody not
After being anosmic for many years, I finally went and saw a
specialist. The problem seems to be inflammation that blocks the flow of air
to the olfactory mucosa and/or which pinches the olfactory fibers as they pass
through the cribriform plate. Surgery and systemic steroids allowed
Been there, came back. Of possible interest to psychologists is the effect of
anosmia on hunger. Teaser at
http://personal.ecu.edu/wuenschk/Anosmia-Hunger.htm .
Usually the gustatory sense remains intact after such an accident, so it is a
bit more than texture and temperature. In my
While anosmic, my appreciation of hot peppers increased greatly, an effect that
remains after having recovered my sense of smell. My gardens currently include
three types of hot peppers, including peter peppers:
http://personal.ecu.edu/wuenschk/PeterPeppers.htm .
Cheers,
Karl W.
I was just kidding, but
http://tinyurl.com/n6cova
Cheers,
Karl W.
-Original Message-
From: Wuensch, Karl L [mailto:wuens...@ecu.edu]
Sent: Tuesday, June 16, 2009 9:53 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: [tips] Will PETA Protest Against Obama Killing
I moderate two online support groups for folks with anosmia and
dysosmia. We have all been convinced for years that spraying zinc salts up
one's nose is not a good idea, and many members of these groups claim to have
become anosmic as a result of using the products in question. This
See also http://www.quackwatch.com/01QuackeryRelatedTopics/homeo.html
Cheers,
Karl W.
-Original Message-
From: Mike Palij [mailto:m...@nyu.edu]
Sent: Wednesday, June 17, 2009 8:32 AM
To: Teaching in the Psychological Sciences (TIPS)
Cc: Mike Palij
Subject: [tips] How Homeopathy Harms
http://www.youtube.com/watch?v=Ca9e3sePyUw
Cheers,
Karl W.
-Original Message-
From: Mike Palij [mailto:m...@nyu.edu]
Sent: Tuesday, June 16, 2009 9:33 AM
To: Teaching in the Psychological Sciences (TIPS)
Cc: Mike Palij
Subject: [tips] Will PETA Protest Against Carnivorous Plants?
Aha, the spammers' motto.
Cheers,
Karl W.
From: michael sylvester [mailto:msylves...@copper.net]
Sent: Monday, June 15, 2009 4:56 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: Re: [tips] info
- Original Message -
From: Marc
I currently have two advisees/students who are pre-med majors. One of
them has advised me that he has no interest in medical research. The other has
been going out of his way to avoid taking courses from faculty who have
involvement in any research involving nonhuman animals. Should
Unless the procrastinators are rather dull, it should occur to them
that all they have to do is change the date on their computer before they
compose the document to be turned in late.
Cheers,
Karl W.
From: Leah Adams-Curtis
A few years back I gave an Intro General class three options
regarding the last examination:
1. I give them ahead of time 20% of the actual questions that
would be on the exam.
2. I let them bring and use five sheets of paper on which they
have written
This sort of reasoning is distressingly common. I served on a jury
where the evidence against the defendant was far from convincing. One juror,
college educated, could not be persuaded that the defendant was not guilty. I
asked him what his subjective probability was that the
, 2009, release
date. Please do not submit claims until after their release.
I hope that all TIPsters had a good Mayday. Faculty of the world,
unite !
Cheers,
Karl W.
From: Wuensch, Karl L [mailto:wuens...@ecu.edu]
Sent: Wednesday, April 29, 2009 8
I have had no trouble getting desk copies. I went onto their site just
yesterday and found a drop-down menu for asking for a desk copy of the Pub
Manual. It included a note to the effect that you should wait until after
Mayday to request a desk copy or you may get the old edition
You can get your member colleagues to order a copy for you at the reduced rate.
Cheers,
Karl W.
From: Marc Carter [mailto:marc.car...@bakeru.edu]
Sent: Wednesday, April 29, 2009 9:37 AM
To: Teaching in the Psychological Sciences (TIPS)
Subject: RE: [tips] New
http://forms.apa.org/bookeval/index.cfm?fuseaction=orderform
Cheers,
Karl W.
Sent: Wednesday, April 29, 2009 8:03 PM
To: Wuensch, Karl L
Subject: APA website
I tried hard--but in vain--to find the drop-down menu to order desk copies of
the Publication Manual
I certainly hope for one in particular -- DO give the issue number in citations
even when the journal is paginated by volume -- it can be very helpful when
retrieving an article online, especially from sources (like the APA) that label
folders with issue numbers but not page numbers.
Cheers,
On the topic of phobias,
... Aibohphobia, n., The fear of palindromes.
Cheers,
Karl W.
-Original Message-
From: Shearon, Tim [mailto:tshea...@collegeofidaho.edu]
Sent: Wednesday, April 01, 2009 7:05 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: RE: [tips] testing
Hmmm, come the revolution, we might need to behead journalists
shortly after politicians and bankers.
Might exposure to airborne substances outside contribute to asthma?
http://personal.ecu.edu/wuenschk/dust.htm
Cheers,
Karl W.
From:
Lucky for me, my local bank, in Ayden, North Carolina, is the Royal Bank of
Canada. :-)
See also http://www.newsweek.com/id/183670/output/print
Cheers,
Karl W.
From: Christopher D. Green [mailto:chri...@yorku.ca]
Sent: Saturday, February 28, 2009 5:20 PM
To:
This assignment may well have pedagogical value, depending on how it is
framed. It could be framed this way: Your task is to find several
publications that address your chosen topic. For each of these you should copy
into a Word document the citation and the most important few
I have a project that produced so much data that a complete
presentation of the results would be very much longer than that which any
journal would be willing to publish in a single article. What are my options
other than dividing it into smaller portions to be published separately?
Stuart poses an interesting question which I have often pondered. When
one's research projects are narrowly focused, the literature review for one
manuscript is going to overlap considerably with others. If one did a good job
of summarizing the literature in an earlier manuscript,
Lego is made of plastic, eh? Don't psychologists think the brain is plastic?
:-)
Cheers,
Karl W.
-Original Message-
From: sbl...@ubishops.ca [mailto:sbl...@ubishops.ca]
Sent: Tuesday, February 17, 2009 11:17 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: Re: [tips]
Russ finally came through with his reference -- a book review in
Science. The book was Russian Psychology. A Critical History. David
Joravsky. Basil Blackwell, Cambridge, MA, 1989. xxii, 583 pp. + plates.
Stephen, this book will not harm your computer. :-)
Thanks
Last Spring I was offered a course release for some
administrative work. I did not want to give up either of my two courses
(I already had two course releases for research), so I said give me the
money instead. I tried to talk them into giving me an extra 25% pay
(since a full load is
First, a trivial point. The F test employed in traditional
ANOVA is a one-tailed test -- regardless of the ordering of the
differences among the group means, greater differences lead to a larger
F. Accordingly, it is a one-tailed, upper-tailed, test. It could be
done as a lower-tailed
I think that the distinction between planned and not planned
comparisons is silly. What is to stop one from planning on comparing
each mean with each other mean and each combination of means with the
remaining means and so on? I don't think that the Type I boogie man
under the bed gives
I'm even less conservative than Stephen. I would not apply the
Bonferroni adjustment. After all, these are PLANNED comparisons, eh?
Not that I really thing that planned means much -- but I do think that
downwards adjustments of per comparison alpha have done more harm than
good. The
I still have a copy of Marvin K. Mooney Will You Please Go
Now! in which I, following Geisel's lead, crossed out Marvin K.
Mooney and wrote in Richard M. Nixon, shortly before Nixon resigned.
I should ask my kids if they remember that.
I recall that Rod Serling produced some TV
Even authors of many stats texts don't understand the CLT. For example,
some write the because of the CLT you don't need to worry about the
normality assumption for Student t if you just have a sufficiently large
sample size. The CLT applies to the distribution of sample means or
sums, NOT to
Also of interest: Greenwald, A. G., Gillmore, G. M. (1997). No pain,
no gain? The importance of measuring course workload in student ratings
of instruction. Journal of Educational Psychology, 89(4), 743-751.
Cheers,
Karl W.
-Original Message-
From: Jim Clark [mailto:[EMAIL PROTECTED]
Why is that creepy human watching me while a pinch a loaf? Is
he a scatophile or what? I feel very uncomfortable being around this
dwork. Then he scoops it up and who knows what he does with it.
Cheers,
Dog pinching a loaf.
-Original Message-
From: Michael Britt
Three works for me. If you really are compelled to post that fourth
time, you should be able to figure out how to do it.
Cheers,
Karl W.
-Original Message-
From: Shearon, Tim [mailto:[EMAIL PROTECTED]
Sent: Sunday, October 05, 2008 5:59 PM
To: Teaching in the Psychological Sciences
They could both go up in smoke.
Cheers,
Karl W.
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Friday, September 19, 2008 11:09 AM
To: Teaching in the Psychological Sciences (TIPS)
Subject: [tips] TIAA/CREF
How safe? Should I take out my
Those of you who happen to know whether or not your university
provides emeritus faculty with statistical software (such as Minitab,
SPSS, SAS), please let me know. I am struggling with this issue at my
institution. It seems that some vendors do not want to include emeritus
faculty in
http://www.ecu.edu/psyc/Faculty/FacultyPositionsF09.html#Quantitative
Cheers,
~~
Karl L. Wuensch, Professor, Dept. of Psychology
East Carolina Univ., Greenville NC 27858-4353 Earth
http://core.ecu.edu/psyc/wuenschk/Earth.htm
Voice: 252-328-9420
At SOME universities it means that the retired faculty
member has full access to the resources (not only the library, but
site-licensed software as well) that allows her or him to remain
productive as a scholar, bringing more credit to his or her university.
Regretfully, at my
Should I refer them to [EMAIL PROTECTED] or just to Seashore, S.
Katz, D. (1982). Obituary: Rensis Likert (1903-1981). American
Psychologist. 37, 851-853? :-)
Cheers,
Karl W.
Sent: Monday, April 28, 2008 3:27 AM
To: Wuensch, Karl L
Subject
Thanks, Stephen, for the laughs. The comments were great. My
own collection is at
http://personal.ecu.edu/wuenschk/humor/Names-Funny.htm .
Cheers,
Karl W.
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Wednesday, April 09, 2008 2:57 PM
To: Teaching
Also see http://core.ecu.edu/psyc/wuenschk/SPSS.htm .
Cheers,
~~
Karl L. Wuensch, Professor, Dept. of Psychology
East Carolina Univ., Greenville NC 27858-4353 Earth
http://core.ecu.edu/psyc/wuenschk/Earth.htm
Voice: 252-328-9420 Fax: 252-328-6283
Given the typical power of behavioral research, the expected
outcome of an attempt to replicate a study which correctly identified an
effect is failure, that is, a type II error. There is no need to
speculate about moderating factors that might have differed between the
original research
We invite applications for a Teaching Assistant
Professorship starting Fall semester, 2008. Details at
http://www.ecu.edu/psyc/Faculty/FacultyPositionsF08.html#5
Cheers,
~
Karl L. Wuensch, Professor and ECU
Perhaps we need to replace the phrase natural selection with
differential reproductive success, with the understanding that we are
speaking of the reproduction of units of inheritance, not of individual
organisms.
Karl W.
-Original Message-
From: Shearon, Tim [mailto:[EMAIL
Depends on how they used it. In my simple mind, the fitness of
a unit of inheritance (call that a gene if you wish) is measured by the
extent to which it increases its representation in the population across
time. Of course, such fitness may change as the environment changes --
both the
Many years ago some young women presented a paper at a meeting of
the Animal Behavior Society in Knoxville, TN. They had surveyed women
entering a disco, determining the date of last menstruation. Others
inside the disco observed the target women. The researchers concluded
that women who
Today I was helping a colleague locate a test. I went to the APA
test finder page at http://www.apa.org/science/faq-findtests.html .
From there I used the link to the ERIC test locater, http://ericae.net/
. Symantec Anti-Virus warned me this site was downloading a Trojan to
my computer --
Try http://youtube.com/watch?v=wUiGGzym_uQ -- if you still get an error
then just go to youtube.com and search for findings. The video is
2-DM-Research. Do not be expecting a scholarly presentation, but
enjoy.
Cheers,
Karl W.
-Original Message-
From: Michael Britt [mailto:[EMAIL
Another YouTube video possibly of use in class when discussing
effective means of displaying data. No gorilla in this one.
http://www.youtube.com/watch?v=wUiGGzym_uQ
Cheers,
Karl W.
-Original Message-
From: Christopher D. Green [mailto:[EMAIL PROTECTED]
Sent: Friday, May 11,
I deal with this issue by allowing the students to replace one
exam grade with the grade they receive on an optional comprehensive
examination. Then there is the problem of students who spend their
rainy day credits during sunny weather -- they figure they have one free
exam drop, so they
http://core.ecu.edu/psyc/wuenschk/docs00/Begging.htm
-Original Message-
From: Michelle Everson [mailto:[EMAIL PROTECTED]
Sent: Tuesday, May 08, 2007 4:14 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: [tips] The things students will say...
I got a total 244.57/276 which
Teaching moments or opportunities to get fired:
http://www.boston.com/news/nation/articles/2007/04/23/professor_fired_ov
er_va_tech_discussion
-Original Message-
From: Stuart McKelvie [mailto:[EMAIL PROTECTED]
Sent: Friday, April 20, 2007 1:07 PM
To: Teaching in the Psychological
, what a
situation you're in, Karl. D
Wuensch, Karl L [EMAIL PROTECTED] 04/11/07 5:39 PM
In my classes every student has a networked computer built into
her desk. One problem this has created is that some students spend the
entire lecture period surfing the internet, paying no attention
In my classes every student has a networked computer built into
her desk. One problem this has created is that some students spend the
entire lecture period surfing the internet, paying no attention to what
is going on in the classroom. They sit in the back of the room and
never look up
1. From this I infer that what you want to do is compare the two
groups (between subjects) at each of the five levels of the repeated
factor (if you wanted to test the repeated factor at each of the two
levels of the between factor SPSS should have complied). In my limited
experience with mixed
This reminds me of a daily science segment that a local TV
station here aired a few years ago (it was a short lived experiment, and
now has been replaced with the usual garbage, such as entertainment
news.) Their science reporter broke the startling story that he had
found in several food
Hi Jim,
I differ from Ryan in that I am generally more concerned about
Type II errors than Type I errors. Accordingly, I think we have gone
way overboard in our attempt to cap familywise error at the great cost
of power and would be better served by designing our research with a
small
If the stat text says that a signifcant omnibus ANOVA is a
prerequisite for HSD, it is high time to adopt a different stats text!
Cheers,
Karl W.
From: Rick Froman [mailto:[EMAIL PROTECTED]
Sent: Tuesday, April 03, 2007 11:40 PM
To: Teaching in the
Hi Rick,
You have motivated me to create a page with comments on this issue
from a number of well-respected statisticians, including T. A. Ryan.
While all psychologists (and others) who conduct pairwise contrasts
should read this, I fear that only those following this thread will --
and they
Stephen strikes again! Marvelous, as usual. Is even more
amusing if one knows what a tosser is -- I suspect many in the United
Snakes do not. Hint: he has hair on his palms and can't see very well.
:-)
Cheers,
Karl W.
-Original Message-
From: [EMAIL PROTECTED]
Mentioned on Saturday Night Live tonight. May be more frequent
than restless leg syndrome. Would Havidol help this newly discovered
medical condition? Hoping for a BMJ citation from Stephen Black soon.
Will my HMO cover the necessary medication?
Carlos Luis Deseo
---
To make changes
Also a good example of a common misunderstanding about hypothesis
testing -- the false belief that the common use of the .05 criterion of
statistical signficance results in five percent of the conclusions being
Type I errors.
Statistical chance means that five per cent of the time, researchers
For me the hair loss accompanies dealing with students who seem
to lack verbal/logical reasoning. For example, in an undergraduate
class I spent the whole period showing how to find areas under a normal
curve, they seemed to get it, but then when I gave them a practical
problem they were
Very nice addition to the thread on open access. Thanks!
Cheers,
Karl W.
-Original Message-
From: Christopher D. Green [mailto:[EMAIL PROTECTED]
Sent: Thursday, January 25, 2007 3:57 PM
To: Teaching in the Psychological Sciences (TIPS)
Subject: [tips] Hist of Psych video
Decades ago psychologists supposed that reinforcement was always
the result of the reduction of a drive that served to energize the
animal and direct it towards goals that would satisfy a biological need
(like food, water, air, etc.). They had some difficulty explaining the
existence of
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