The females of a certain species of fish produce on average 1,000 eggs each year. By chance some females produce a few more eggs than average, and others produce slightly fewer eggs than average. This is an example of

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Quizplus · Accepted Answer

The variability in egg production is an example of demographic stochasticity, which refers to random fluctuations in birth and death rates that occur due to chance events rather than environmental factors. In this case, some females just happen to produce more or fewer eggs than the average without any environmental influence.

The Females of a Certain Species of Fish Produce on Average