Which Statement Regarding Populations and Samples Is TRUE

question 64

Multiple Choice

Which statement regarding populations and samples is TRUE?

• A) If you have a sample, then generalization of the research findings to the population is possible.
• B) A representative sample is necessary for generalization of the research findings to the population.
• C) The population is the smaller subset of people used in a study.
• D) None of these statements are true.

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Definitions:

Action Potential

A rapid, temporary change in the electrical membrane potential of a neuron or muscle cell, allowing the transmission of signals.

Relatively Refractory Period

A phase following the absolute refractory period during which a neuron requires a stronger than normal stimulus to fire an action potential.

Absolutely Refractory Period

A phase following action potential in neurons during which no new action potential can be initiated, regardless of the strength of the incoming signal.

Tetraethylammonium (TEA)

Tetraethylammonium (TEA) is a chemical compound known to block potassium channels in cells, used in research to understand ion channel functions and in studying neural and muscular activity.