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18.2 Biodiversity - Coggle Diagram
18.2 Biodiversity
Definitions
Ecosystem - a relatively self-constrained, interacting community of organisms, and the environment in which they live in and interact
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Sampling
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Mark-release-recapture
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Wait for mixing of marked/unmarked individuals to occur, and then recapture a large population
Population size (Lincoln index) = (no. marked released x no. marked/unmarked recaptured)/ no. marked recaptured
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Pearson's linear correlation coefficient - linear correlation between two normally distributed variables
Spearman's rank correlation coefficient - correlation (not necessarily linear) between two variables when not both are normally distributed
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