Why do we test the null hypothesis instead of the research hypothesis?
A. We test the null because it produced more power than testing the research hypothesis.
B. We test the null because there is more power in confirming than disconfirming evidence.
C. We test the null because there is more power in disconfirming evidence than confirming.
D. We test the null because it is easier than trying to test all the possible research hypotheses.
C. We test the null because there is more power in disconfirming evidence than confirming.
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Confidentiality is a(n)
a. ethical mandate b. legal code c. both an ethical code and legal mandate d. none of the above
Answer the following statement(s) true (T) or false (F)
1. Race is a social construction based on physical appearance. 2. The multiracial population has been declining in the United States since the 2000s. 3. Research has shown that mixed-race children may develop a public identity with their “minority” race and maintain a private interracial identity with family and friends.
Which of the following are examples of operant conditioning techniques used in behavior therapy?
(a) Exposure, relaxation techniques, contingency management (b) Reinforcement, shaping, extinction (c) Systematic desensitization, progressive muscle relaxation, biofeedback (d) Positive reinforcement, shaping, systematic desensitization
According to Freud, ______ shifts from oral sources to anal sources to the genitals during early development and later is expressed through sexuality with another object
Fill in the blank(s) with correct word