Imagine that researchers have found a positive correlation between the frequency of disagreements that couples have and how long they stay together.
Based on this correlation, would you start arguments with your significant other in order to sustain your relationship?
a. Yes, because the correlation is positive.
b. No, because the correlation is positive.
c. No, because although the two may be correlated, causation has not been established.
d. No, because in your group of friends, the correlation is negative.
Question 2
Recall the description of the political poll taken by Literary Digest about the Landon vs. Roosevelt election. This is an example of a potential error that can be made when doing survey research involving political polls.
What is the lesson that survey researchers learned from this error?
a. Although people may report one opinion, they are likely to behave differently.
b. Surveys are not useful tools for predicting human behavior.
c. It is important to ask mostly hypothetical questions.
d. It is important to use random selection to obtain a representative sample.
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