What percentage of all scores fall above a z score of +1?
a. 16%
b. 34%
c. 50%
d. 84%
Ans: a
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In an experimental study using pre- and posttests, which of the following instruments is most likely to have a "reactive effect"?
a. Arithmetic pretest b. Scholastic aptitude test used for matching purposes c. Film showing prejudice toward minorities d. Divergent thinking pretest
The process of repeating the number a few times, dialing it, and then forgetting it best illustrates:
a. retaining the information in working memory through rehearsal. b. retaining the information in sensory memory through rehearsal. c. retrieving the information from long-term memory through proactive facilitation. d. finding meaning in the stimulus through perception.
Imagine you are a third-grade teacher. Considering Piaget's theory of cognitive development, you should expect most or all of your students to exhibit ______ thinking
a. preoperational b. formal operational c. sensorimotor d. concrete operational
Which of the following descriptions refers to prolonged and persistent fieldwork?
a) Allows interim data analysis and corroboration to ensure the match between findings and participant reality b) Allows triangulation in data collection and data analysis c) Uses tape recorders, photographs, and videotapes d) Uses literal descriptors of people and situations