Internal Validity Refers To

question 33

Multiple Choice

Internal validity refers to:

• A) Inferring causation from pre-experimental research designs.
• B) The amount of confidence we have that changes in the dependent variable are the result of the independent variable and not some other factor.
• C) Minimizing attrition in longitudinal or time series designs.
• D) The degree to which study results can be generalized to other cases not studied as well as to the population in general.
• E) Creating equivalent groups through random sampling.

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Definitions:

Neurotransmitter

Compounds responsible for transmitting signals between neurons through synapses within the nervous system.

Agonist

An agonist is a chemical or drug that binds to receptors in the brain and activates them, mimicking the effects of naturally occurring substances and potentially influencing physiological and psychological processes.

Autonomic Neuron

A nerve cell that governs function in the autonomic nervous system, responsible for involuntary body functions like heart rate and digestion.

Sensory Neuron

A type of neuron that picks up signals through the senses and transmits them to the brain and spinal cord.