A researcher predicts that tennis professionals will play better in front of an audience. Less capable tennis players, however, are expected to do better without an audience. The researcher
a. is predicting a main effect for the audience variable.
b. is predicting a main effect for ability of the tennis player.
c. expects an interaction effect to occur.
d. is using a mixed design.
C
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Al Qaeda leader Anwar Alwaki, who was born in the United States
a. was killed by a US Navy SEAL Team in Pakistan. b. was poisoned by the CIA in Somalia. c. is still at-large on the border of Afghanistan and Pakistan . d. was killed in a drone attack in Yemen.
Which of the following is an example of a public good?
a. the interstate highway system b. a tourist attraction such as Disney World c. volunteering time to a political campaign d. food produced by local farmers
Ballot measures are permitted only at the state level, not at the local level.
Answer the following statement true (T) or false (F)
Why don't presidents often satisfy the hopes and aspirations of the voting public?
A) Because they are expected to be strong, yet their powers are limited B) Because they are not perceived to behave in the manner of a delegate for the people C) Because presidents have a difficult time publicizing their accomplishments D) Because they can only run for reelection once E) Because the public is always more critical of the president than of the Congress