Consider the Following Residual Plot

question 12

Multiple Choice

Consider the following residual plot. Given this plot, what conclusion should be reached?

• A) There appears to be no basis for concluding that the relationship between the x and y variable is not linear.
• B) The assumption of constant variance seems to be supported by this plot.
• C) Both A and B are true.
• D) Neither A nor B are true.

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Definitions:

Indicator Species

Organisms used to assess the health of an ecosystem because their presence, absence, or abundance reflects a specific environmental condition.

Environmental Degradation

The deterioration of the environment through depletion of resources, destruction of ecosystems, and the extinction of wildlife.

Sensitive

Capable of detecting or responding to slight changes, signals, or influences.

Mutualism

A type of symbiotic relationship where both participants benefit.