# Lecture26 - GEM2900 Understanding Uncertainty&...

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Unformatted text preview: GEM2900: Understanding Uncertainty & Statistical Thinking DSAP, NUS, Semester 1, 2008/2009 – 1 GEM2900: Understanding Uncertainty & Statistical Thinking Berwin Turlach [email protected] Department of Statistics and Applied Probability National University of Singapore Reminder GEM2900: Understanding Uncertainty & Statistical Thinking DSAP, NUS, Semester 1, 2008/2009 – 216 The fourth CA is due Friday, 14 November, at 5pm. Please read the relevant announcement on IVLE. I will instruct IVLE to send reminder e-mails on Thursday and Friday morning. Please submit your answers if you do not want to receive these e-mails. Another Health Example: Clustering of a Disease GEM2900: Understanding Uncertainty & Statistical Thinking DSAP, NUS, Semester 1, 2008/2009 – 217 squaresolid A condition affecting young men is known to occur with a frequency of 2.2 per 100,000 men. squaresolid In a city with 50,000 young men, 8 of them are found to have the condition. squaresolid Is there any evidence that his is a “significant” cluster of incidence? squaresolid The expected number for 50,000 young men is 1.1 so we are interested in a Poisson distribution with that average. squaresolid In testing for the significance of an outcome (greater than the expectation) we find the total probabilities of the actual result and all results which are more extreme ....
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## This note was uploaded on 03/19/2012 for the course SCIENCE 2900 taught by Professor Forgot during the Spring '08 term at National University of Singapore.

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Lecture26 - GEM2900 Understanding Uncertainty&...

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