A researcher measures the galvanic skin response (GSR),or degree of sweating,of people holding a clear plastic jar containing a spider.She compares the GSRs of people with spider phobias with the GSRs of people without spider phobias.In this experiment,the galvanic skin response functions as the

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The galvanic skin response (GSR) is being measured in response to the presence of a spider, and is thus the dependent variable being measured to compare between the two groups (those with spider phobias and those without).

A Researcher Measures the Galvanic Skin Response (GSR),or Degree of Sweating,of