One Aids Vaccine, Two Interpretations

http://www.stats.org/stories/2003/one_ tendings_mar07_03.htm The study being done present is on the aid vaccinum. USA Today said that the vaccine for AIDS showed promise, go New York Times did the same story, but describe that the bouffant trial finds AIDS vaccine fails to stop infection. look into looked at a sample of 5,400 high bump patients (most were dauntless(prenominal) and from US, Puerile Rico, Canada, and Netherlands). Those who wide-strength the active vaccine were no less likely to plough infected HIV-infected than those who genuine a placebo. A surprising item which came from this was that the people who received the active vaccine appeared to be at a little higher risk of becoming ill. The non-white participants whitethorn have experienced some crystallise of protection. About 9.9% of those in the placebo group became infected, while only 3.7% of those who received the real vaccine did. These metrical composition ended up adding to 70% pr otection and for those of African descent in the sample, the number was 80%. This seems like a great thing, however, one has to look at the actual verse in a statistical context.

The newspaper publisher account that among 314 black volunteers, VaxGen (vaccine manufactured company) reported 13 infections: 4 among 203 volunteers who received the vaccine and nine in the placebo group of 111. Of the Asiatic volunteers, 2 of the 20 who got the placebo became HIV infected, as did two of the fifty vaulting horse bill three who got the vaccine which was reported by Dr. Michael Para. The vaccine likewise does not produce the kind of immune reply believed to be necessary to control in fection in humans. The numbers here are so! small as to be statistically suspected. Therefore in sight to really throw the statistics in such articles, one must make certainly that they understand how to interpret the statistics. In this came, New York Times clipping seemed to be correct with their headline.If you want to get a full essay, order it on our website: OrderEssay.net

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