Life Tables Introduction A life table is a quantified summary of a group of individuals followed over time, referred to as a cohort. Characteristics of the population, including fecundity, mortality, and survivorship, can be quantified (Krebs, 1989). This allows a researcher to make comparisons between two populations. For example, one could compare the populations of California and Louisiana during a given time period. Then, a researcher could analyze what factors, such as habitats or resources, may …
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…this time period, men were placed into more rigorous, physical labor. Women had a passive, homely role and were not forced to fight in wars. Overall, women appear to have lived longer than men during the cohort we sampled. ------------------------------------------------------------------------ **Bibliography** Literature Cited Begon, M., Harper, J.L., Townsend, C.R. 1996. Ecology : Individuals, Populations, and Communities, 3rd edition. Blackwell Scientific Ltd.: Cambridge, Massachussetts. Krebs, C.J. 1989. Ecological Methodology. Harper & Row Publishing: New York, New York.