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Population Growth


Shodor > NCSI Talks > Excel > Population Growth

Simple Population Model

What is this model?

This is a simple system model of exponential population growth. The population starts at a certain level, then after each time tick, it increases by a set proportion of its current value. The result of which is an exponentially increasing population. Users can set the initial population, the amount of time for which the simulation is run, the length of a time tick, and the proportion of individuals who reproduce after each tick.

What can this Model be used to teach?

  • Understand the relationship between recursion and exponential growth
  • Understand the effect of each parameter on the population growth curve
  • Differentiate between agent and systems models
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