Marcia is the coordinator of a hospital's on-line support group for the families of children who have a rare, incurable form of brain cancer called diffuse intrinsic pontine glioma. She is conducting a survey to evaluate the effectiveness of the support group. Given that members of the group live all over the world, her best choice for methodology is likely a(n) ____
a. personal interview
b. e-mail questionnaire
c. group questionnaire
d. drop-off survey
b
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Researchers Plant and Devine have identified two basic motives that people have for overcoming prejudice: internal and external. According to these researchers, the external motive is based on ____
a. a belief that it is unwise to express socially undesirable viewpoints b. a belief that social context affects people's behaviors c. self-esteem needs d. a strong inner belief that prejudice is wrong
Myelinated axons require more energy to transmit action potentials than unmyelinated axons.
Answer the following statement true (T) or false (F)
In a study of the effects of arousal, one group of participants is exposed to 20 minutes of
clips from a horror film. The other group sits in a quiet room for the same length of time. Afterward, each participant receives a 100-piece puzzle to put together. The experimenter records the amount of time it takes each participant to complete the puzzle. If this were a double-blind study a. the puzzles given to each group should be different. b. the two groups should not know that they will be asked to solve puzzles. c. both groups should be told that the study is about intelligence, not arousal. d. the experimenter should not know which participants are in which groups. e. the conditions during puzzle solving should be identical for each group.
Whats your social security number?" the insurance provider on the phone asks Renee. "one, six, four,..." Renee begins. After a brief pause, she continues, "seventy-two... sixteen thirty-eight." To ease the burden on the insurance associate's short term memory, Renee is giving the number in ___, rather than as individual numbers.
a) nuggets b) clumps c) clusters d) chunks