Experiments Do Not Adequately Control for Third Variables When

question 134

Multiple Choice

Experiments do not adequately control for third variables when:

• A)participants are not randomly selected for study.
• B)not enough levels of the independent variable are studied.
• C)the manipulation actually causes changes in the dependent variable.
• D)random assignment fails to create equivalent groups.

Recognize the protective structures of the central nervous system, including the meninges.

Identify the numbers of spinal nerve pairs in different regions of the vertebral column.

Explain the characteristics and functions of spinal nerves as mixed nerves.

Describe the anchoring mechanism and termination of the spinal cord.

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Definitions:

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