Research by Sherif and his associates suggest that a reduction of hostility between two countries might be achieved through
a. increased economic competition between the two nations.
b. increased cultural exchange, especially involving scientists and engineers.
c. the opening of the markets of each country to the other country's products.
d. increased international efforts to reduce the threat of terrorism.
D
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According to Darwin, human emotional expressions reflect ____
a. ?a similarity of nervous systems between people and animals b. ?a correspondence of the "fight or flight" responses in humans and animals c. ?the inheritance of animal responses that may not be adaptive for humans d. ?evidence of animal intelligence e. ?evidence of instincts in humans
When is there a risk of a Type II error?
a. Whenever H0 is rejected b. Whenever H1is rejected c. Whenever the decision is "fail to reject H0" d. The risk of a Type II error is independent of the decision from a hypothesis test.
Other children are often sympathetic toward bully-victims since they have experienced both sides of the bullying and victim spectrum
Indicate whether this statement is true or false.
To avoid getting a headache, Lory always lets her dog outside when it sits by the door and howls. This is an example of which type of punishment or reinforcement?
a. aversive punishment b. negative reinforcement c. positive reinforcement d. response cost