作者:Elizabeth Roraback 9 年以前
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Done in medical research
Research behavior of children who have been kept in isolation by their parents
No manipulation/control of variables
Researchers only sit and observe
Takes place in natural environment
Scientists must be able manipulate variables so certain theories can be tested (not always natural)
Mice made to run through maze multiple times to test reactions to decision making under pressure
Strict control variables
Takes place in a laboratory
Used in social experiments
Setup to see if people in a subway train would hep an "intoxicated veteran" versus a "lame veteran"
Researchers can manipulate variables
Take place in natural environment
Used when specific information needed is unspecified/unnecessary
Study on why students choose to go to IB schools in the United States
Interviewer can change/ invent questions throughout interview
Very informal
Only time and topic are predetermined
Used when elaboration is needed from participants
Conducting a study on depression affects on teenagers, aged 13-19
Preferred in modern psychology!
"Conversation" between interviewer and participant
Questions can be both open-ended or closed
Example
Used when yes/no data is needed and compared
Conducting a study on television viewership for high school students in East Hartford, CT
Strengths and Weaknesses
Key Ideas
Interviewer may only provide guidance to participant
Predetermined order and format of questions
Very formal