Classification

question 48

Essay

Classification.Answer the following questions in reference to the four "habitat" items listed below.
a.habitat fragmentation
b.habitat island
c.habitat loss
d.habitat
-An __________ species is one that is especially sensitive to environmental change and can be monitored to determine the health of an ecosystem.

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Definitions:

Epidemiological Study

Research aimed at examining the patterns, causes, and effects of health and disease conditions in defined populations.

Correlational Studies

Research methods that explore the relationship between two or more variables, without determining direct cause-and-effect relationships.

Case Studies

Case studies are in-depth investigations of a single person, group, event, or community over a specific period, used to explore cause and effect relationships in unique contexts.

Internal Validity

The extent to which a study can prove that the independent variable is the sole cause of changes in the dependent variable, minimizing the impact of confounding variables.