A) some event intervenes between pretest and posttest and affects just one of the groups
B) some event intervenes between pretest and posttest and affects both selected groups equally
C) selection influences one of the groups and history influences the other
D) some historical event causes a failure of the random assignment procedure
Correct Answer
verified
Multiple Choice
A) there tends to be a high rate of attrition in this research
B) powerless clients might believe that a failure to give consent would have adverse consequences for them
C) most subjects in these studies are under the age of 18
D) subjects often cannot be reached before the study begins
Correct Answer
verified
Multiple Choice
A) mixed factorial design
B) nonequivalent control group
C) interrupted time series
D) time series with a control group
Correct Answer
verified
Multiple Choice
A) P x E factorial design
B) a multiple case study
C) nonequivalent control group design
D) interrupted time series design
Correct Answer
verified
Multiple Choice
A) pretests
B) random assignment
C) causal conclusions
D) a single group given pretest, then treatment, then posttest
Correct Answer
verified
Multiple Choice
A) a factorial design
B) a double blind
C) a placebo control condition
D) counterbalancing
Correct Answer
verified
Multiple Choice
A) internal validity; external validity
B) equivalent groups; nonequivalent groups
C) positive correlation; negative correlation
D) control group; no control group
Correct Answer
verified
Essay
Correct Answer
Answered by ExamLex AI
View Answer
Multiple Choice
A) the researchers added an "interruption" to the sequence of events
B) the researchers added a switching replication, comparing California with another state that implemented the program 6 months after California
C) the researchers added a control group, comparing California with Texas
D) the researchers added a second dependent variable, comparing felonies with misdemeanors
Correct Answer
verified
Multiple Choice
A) selection
B) maturation
C) instrumentation
D) regression to the mean
Correct Answer
verified
Multiple Choice
A) experimenter bias
B) nonrepresentative information
C) subject reactivity
D) missing data
Correct Answer
verified
Multiple Choice
A) comparable students who heard of the earthquake but lived at a university far away from it
B) students living in the quake area who slept through it
C) parents of the students
D) comparable students who lived at a distant university and had not heard about the earthquake
Correct Answer
verified
Multiple Choice
A) it is not possible to include an independent variable
B) there is no way to control any extraneous factors
C) the researcher is limited by the manner is which data were originally collected
D) there is a very limited amount of archival data available to researchers
Correct Answer
verified
Showing 81 - 93 of 93
Related Exams