Once You Have Established a Problem That Can Be Studied

question 77

Multiple Choice

Once you have established a problem that can be studied empirically the next step is to identify the variables that will be investigated.How many variables that can change throughout an experiment should a researcher investigate?

• A) Only one variable should change throughout the experiment.
• B) There are exactly three variables that should change throughout the experiment.
• C) The number of variables that change can differ based on the particular research question.
• D) It is impossible to limit the number of variables that can change throughout an experiment.

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Characterized by the use of physical force to harm others, oftentimes aggressively or unlawfully.