EPPP Psychology

Category - Research Methods and Statistics

There is a strong correlation between drowning and eating ice-cream. Both of the variables seem to be related to summertime. During summer, people both eat ice-cream and drown more often. Thus, in this example, summertime is a:
  1. Independent variable
  2. Dependent variable
  3. Mediating variable
  4. Third variable
Explanation
Answer: D - Summertime is a third variable.
The third variable is related to both factors (drowning and eating ice-cream) and but does not show that there is a relationship between the two.
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