[extropy-chat] morons in office
Hara Ra
harara at sbcglobal.net
Fri Oct 29 17:41:58 UTC 2004
Ok, my 2 bits:
Nearly all IQ tests have a large chunk devoted to words, word derivations,
and the like, based on the assumption that the parents have a library of
books and that the books have a selection of classical lit titles.
Not in my family. I was a geek, only read science and SF. no library of
books other that a few college texts on stuff like geology and mining
engineering, and a really really boring encyclopedia.
So in college in a psych class the prof gave us an IQ test based on
Stanford research which was intended for high IQ types. It was at least 1/2
word stuff. I ended up with 136. A classmate whom I knew for sure did't
match me got 145. I asked why - her response was revealing: "I took Latin
in High School".
On these things I end up mostly into the number sequence problems and my
time gets eaten up there.
There is another killer type of IQ problem, those little diagrams of two
shapes and a third, with selection of 4 or 5 others to match. I am way too
inventive, so I am confronted with that most of the offered selections have
a way of matching for me. Result is poof!
In the 70s Omni magazine had a quickie IQ test, I did it, got score of 157.
I missed one question or it would have come out 175.
The net has an IQ test I did last year, but it was LOADED with those visual
analogy things and I ended up at 135.
IMHO, IQ is too general a term for intelligence. Too many biases per ones
background and culture. And the kind of thinking I seem to excel at I have
yet to meet a test which is even in the ballpark.
Conclusion: IQ tests are for morons. ptui.
At 08:19 AM 10/28/2004, you wrote:
>On 28 Oct 2004, at 16:22, Brian Lee wrote:
>
>>You're right that IQ tests just test what psychologists think is
>>intelligence. But the difference between 130 and 170 is extremely
>>statistically significant (especially with standard deviation of 10).
>
>It all depends on your measurement devices. Standard IQ tests give
>meaningless results past about 150.
>
>> It measures your percentile so lets say 130 is in the 99% and 170 is in
>> the 99.999%.
>
>Usually SD is of the population IQ is 15 so 130 is 2 SDs or in the top
>95%, and 145 is in the top 99% (which is about as high standard IQ test
>measure). Keep in mind that one of the big problems with designing test
>for v. high IQs is finding a large enough population (min. 200-300
>people??) to standardize them properly.
>
>>That's a big difference (and there's no real "margin of error" in IQ
>>tests like there are in polls as IQ tests simply compare you to the mean
>>and the sample).
>
>I am not sure I understand what you mean. All IQ are estimates, the
>question is what is the standard error of the estimate. I stated in a
>previous email that this was about 15 for IQ test (I was thinking of the
>WAIS(-R?) in particular). However, this was something I remember being
>taught years ago and I haven't been able to confirm it doing a quick
>Google search. I do remember being surprised by how large the range of a
>typically estimated IQ was, but of course my memory might be conflating
>the SD of IQ of the population with the SE of an individual test.
>
>>Of course you can probably give someone 10 tests and get 10 different
>>scores out of them, so IQ tests aren't perfect but they're the best test
>>we can perform to get an idea of a person's intelligence.
>
>Well let's say that someone has an IQ of 150 on the WAIS. They obviously
>are pretty smart at the things the test measures: verbal skills and
>spatial reasoning, but they might be very dumb on other things we consider
>smart. For instance, a musical prodigy like Bach might have had an IQ <100
>since IQ tests don't measure musical intelligence (I am also not sure how
>well a mathematical prodigy would necessarily do on the WAIS - and
>certainly your physical smarts in bed are not measured by standardized IQ
>tests). Even someone with a high general IQ might have a relatively low
>verbal IQ but high spatial IQ or visa versa.
>
>Surely in the end IQ doesn't matter. Its what you do that counts. I
>sometimes wonder if the people who care most about their IQ scores are
>those who haven't actually got so much to show for their lives.
>
>>Also, the younger the test is administered the more accurate. Since an IQ
>>is supposed to test intelligence and not knowledge. A knowledgable 10
>>year old can really clean up on an IQ test but at 30 could get a much
>>lower score.
>
>IQ tests are age normalized. So even though you do more poorly as you age
>(at least for non-crystalline factors) your estimated IQ is adjusted for
>this decline. So in absolute terms an 50 years old with an IQ of 150 is
>not as smart as a 25 year old with an IQ of 150.
>
>best, patrick
>
>-------------------
>Measured Intelligence and Education
>
>WAIS Mean IQ
>
>Educational Equivalent
>
>125
>Mean of persons receiving Ph.D. and M.D. degrees
>
>115
>Mean of college graduates
>
>105
>Mean of high school graduates
>
>100
>Average for total population
>
>75
>About 50-50 chance of reaching ninth grade
>
>Matarazzo, Joseph D. Wechsler's Measure and Appraisal of Adult
>Intelligence, 5th Edition.
>Oxford University Press, 1972.
>
>--------------------
>Best Estimate of IQ Differences for Adults in Different Occupations
>
>WAIS-R Mean IQ Range
>
>Occupational Category
>
>110-112
>Professional and technical
>
>103-104
>Managers, clerical, sales
>
>100-102
>Skilled workers
>
>92-94
>Semiskilled workers
>
>87-89
>Unskilled workers
>
>Kaufman, Alan S. Assessing Adolescent and Adult Intelligence. Allyn and
>Bacon, 1990.
>
>
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==================================
= Hara Ra (aka Gregory Yob) =
= harara at sbcglobal.net =
= Alcor North Cryomanagement =
= Alcor Advisor to Board =
= 831 429 8637 =
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