Concept explainers
Population Model The data on the right represent the world population. An ecologist is interested in building a model that describes the world population.
(a) Using a graphing utility, draw a
(b) Using a graphing utility, build a logistic model from the data.
(c) Using a graphing utility, draw the function found in part (b) on the scatter diagram.
(d) Based on the function found in part (b), what is the carrying capacity of the world?
(e) Use the function found in part (b) to predict the population of the world in 2021.
(f) When will world population be 10 billion?
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Precalculus Enhanced with Graphing Utilities (7th Edition)
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