When a Linear Relationship Is Shown in SPSS, Drawing a Line

question 17

Multiple Choice

When a linear relationship is shown in SPSS, drawing a line between the dots on a scatterplot should form what?

• A) a bell-curve
• B) a scattered set of dots
• C) a straight line
• D) an incline, peak point, then a decline

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Definitions:

Keystone Species

A species that plays a critical role in maintaining the structure of an ecological community, affecting many other organisms in the ecosystem and helping to determine the types and numbers of various other species in the community.

Ecological Niche

The specific role or function of an organism or species in an ecosystem, including its use of resources and relationships with other organisms.

Biological Community

A group of interacting species living together in the same habitat, forming a complex network of relationships.

Abiotic Environment

The inanimate chemical and physical components of the environment that influence living beings and ecosystem operations.