We Are All the Products of a Long Line of Ancestors

question 66

Multiple Choice

We are all the products of a long line of ancestors that successfully _____ and _____.

• A)evolved to near perfection; were physically fit
• B)survived to old age; were strong
• C)left a long of ancestors; mate guarded
• D)survived to reproductive age; reproduced

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Definitions:

Double-blind Design

An experimental design in which neither the participants nor the experimenters know who is receiving a particular treatment, used to eliminate bias in research findings.

Confounds Increased

The introduction of variables or factors that obscure or confuse the relationship between the variables being studied, complicating the interpretation of results.

Reliability

The degree to which the result of a measurement, calculation, or specification can be depended on to be accurate across different instances.

Consistently Performed

Actions or behaviors that are carried out regularly and without significant variation, indicating reliability or stability in performance.