Psychology 3780F/G Lecture Notes - Lecture 4: Internal Validity, Multiple Dispatch, Construct Validity
21 Apr 2017
School
Department
Course
Professor
Document Summary
The research cycle: observation (identify a question and formulate hypotheses); lab study (test for causal relations in the lab); field study (test for real-world validity in the field). Field: low internal validity, high external validity. A multi-method approach (combination of lab and field studies) is important for conceptual replication, or construct validity. Field study, found that individuals participating in a group discussion who had received shocks as an initiation to the group were most positive about the discussion experience (gerard & Mathewson) similar findings in arnson & mills" humiliation study. Defined by the setting: all field studies take place outside the lab. Usually participants are less aware that they are being studied and their responses measured. Imparts a higher degree of realism to experimental stimuli and participant behaviour: on the other hand, there is less experimental control. Field studies have three main types of experimental control:
