Intro08B

Intro08B - ESM 206B: Data analysis for environmental...

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ESM 206B: Data analysis for environmental science and management Winter 2008
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Overview of this quarter 3 weeks: 6 lectures, starting today; 3 labs, starting next week 2 microexams: due Tues. Jan. 22 at 2 PM and Tues. Feb. 5 at 4 PM Topics: 1. Introduction to correlation and regression 2. Regression with multiple independent variables 3. Regression with categorical independent variables 4. Assumptions of OLS Regression 5. Influential data points 6. Model selection Readings in “Winter 2008 Schedule” on course webpage
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Eutrophication in freshwater lakes 0 20 40 60 80 100 120 140 160 180 0 100 200 300 400 500 600 700 Phosphorus Chlorophyll A Data on eutrophication and nutrients from 25 freshwater lakes Eutrophication measure: concentration of chlorophyll-a (indicates density of algae in water) Nutrient measure: concentration of phosphorus in water
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Exotic species invasion 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 200 400 600 800 1000 1200 1400 Population density Proportion exotic What makes a country susceptible to biological invasion?
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Intro08B - ESM 206B: Data analysis for environmental...

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