A Researcher Conducts a Pilot Study Using a Convenience Sample

question 46

Multiple Choice

A researcher conducts a pilot study using a convenience sample of children with seizure disorders.A reviewer of this study's manuscript may conclude that the findings of this study

• A) are generalizable to most children with seizures.
• B) have little credibility; they are extremely biased.
• C) provide no useful information.
• D) should be replicated using a wider population.

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Definitions:

Dependent Variable

The variable in a study or experiment that is expected to change or vary as a result of manipulations of the independent variable(s).

Internal Validity

The judgment that for a particular experiment, it is possible to conclude that the manipulated independent variable caused the change in the measured dependent variable.

Independent Variable

A variable in research that is manipulated or changed to observe its effect on a dependent variable, allowing researchers to infer cause-and-effect relationships.

Dependent Variable

In experimental research, the variable that is tested and measured to see if it is influenced by changes in the independent variable.