Apolitician delivers a speech outlining a plan to fix the economy. two days
later, polls show that fewer voters than ever plan to vote for him in the next
election. he concludes that his speech on the economy caused this drop in
popularity. which of the following, if true, would suggest that the speech was
correlated, but not a cause, of his changing poll numbers?
o
a. the most important issue for voters in the upcoming election is
improving the economy.
o
b. the economic ideas expressed in the speech were thought to be
highly popular among likely voters.
o
c. the politician's opponent delivered a speech criticizing the
politician's economic plans and became more popular.
o
d. the poll shows that the politician became more popular among
people who were actually aware of the speech.