Concept explainers
The results in the table were reported by the Center for Climate Change Communication at George Mason University in response to the fill-in question. “What do you think is the primary cause of global warming?”
(a) Find the probability that a randomly selected person thinks global warming isn’t happening given that she is a member of the Tea Party.
(b) Find the probability that a randomly selected person thinks global warming is caused mostly by human activity given that he is neither a Republican nor a member of the Tea Party.
(c) Find the probability that a randomly selected person is a Democrat given that she thinks global warming is caused mostly by natural changes.
(d) Find the probability that a randomly selected person is not an independent given that he thinks global warming is caused mostly by human activities.
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