Ecosystems Are Based on Complex Interactions Between Communities

question 29

Multiple Choice

Ecosystems are based on complex interactions between communities. What are possible consequences from a disruption of these interactions?

• A) increases in pollution
• B) increases in biodiversity
• C) increases in extinctions
• D) decreases in pollution
• E) decreases in extinctions

---

Definitions:

Test Statistic

A calculated value used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Bootstrap Distributions

Bootstrap distributions are theoretical distributions created by resampling with replacement from an observed dataset, used to estimate the sampling distribution.

Population Distribution

A description of how individuals are distributed across the range of possible outcomes in a given population.

Trimmed Mean

A method of averaging that involves removing a certain percentage of the largest and smallest values before calculating the mean.