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Comment Detailed look at review process/Sample size (Score 1) 464

I am mystified by number of commenters saying that you can't draw conclusions because of the small sample size. This is not a small sample size. The results are robust in part because the data set is so large: 83000 observations.

One of the interesting points of TFA is that it pinpoints where in NIH's two-tier process of review black researchers are eliminated. They are more likely to be eliminated in the first round of peer review than in the second "scoring" round. This is not consistent with them submitting, on average, less worthy projects. If that were the case, they should have the same or a higher attrition rate at the second level of review. Black researchers are also less likely to resubmit grants, which could be a simple lack of mentoring or communication from the NIH.

From TFA:

We find it troubling that the typical measures of scientific achievement—NIH training, previous grants, publications, and citations—do not translate to the same level of application success across race and ethnic groups. Our models controlled for demographics, education and training, employer characteristics, NIH experience, and research productivity, yet they did not explain why blacks are 10 percentage points less likely to receive R01 funding compared with whites.

Comment Re:Statistics (Score 1) 464

This is based on a data set with 83000 grant proposals from about 40000 researchers, every application made to the largest NIH program over a 5 year period. This is not a small sample and it is not a single point in time. If you flipped a coin 83000 times and got heads 49,800 times I'd say the coin is biased in favor of heads, oh, by about 60%.

Comment Re:Not convinced. (Score 1) 464

I certainly agree that the analysis does not say what the cause is, but the data set has 83000 grant applications and 40000 different researchers. That is not a "small sample size." It's every grant submitted the NIH's largest program over a 5 year period.

Comment DC at home (Score 2, Interesting) 371

Forget DataCenters.
How about 12V DC at home, so that I can get rid of the half dozen little tranformers plugged-in under my desk?

What are the real objections to 12V in the home?

The most sensible one I've heard is most digital devices need a fairly fixed voltage drop, which probably means that need to be in parallel. That pushs your current thru the entire system up, perhaps to dangerous levels.
User Journal

Journal Journal: anybody but bush in 2004 1

This is straight from my blog. Also, check out the earlier entry about Nader, via rdewald.

-------------------------

say it with me...
ah-nee-bah-dee but bush

User Journal

Journal Journal: Enter The Meatrix

I haven't seen the latest installment of The Matrix yet, but Free Range Graphics did a great job with this flash Matrix parody:

The Meatrix

Take the red pill and let Moopheus open your eyes to the reality of factory farming.

User Journal

Journal Journal: more updates 1

I just redid the alt.personae writing/photo index at my website, adding a couple of essays that I wrote when I was in grad school.

The main page of blog-O-rama is as always but I've added a b & w version for people who don't think that purple-on-purple is the coolest color scheme ever.

User Journal

Journal Journal: cool. 2

I submitted the current poll:

Preferred Upgrade?

20% smarter
20% happier
20% richer
20% more whuffie
20% better looking
20% larger hard drive
20% larger
20% more karma

except that my version had the last option as:
20% more like CowboyNeal.

Looks like it's generated some good discussion already, no shortage of folks hanging out at slashdot on Friday night.

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In seeking the unattainable, simplicity only gets in the way. -- Epigrams in Programming, ACM SIGPLAN Sept. 1982

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