Reliability 0.0 / 5 ? PsychologyResearch methods and techniquesA2/A-levelAQA Created by: StarDazeCreated on: 24-05-17 19:24 Reliability How consistent results are each time an investigation is carried out. 1 of 7 Test-retest reliability Administering the same test to same people on a different occasions and comparing results. should produce +80 2 of 7 Inter-observer(rater/interviewer) reliability Extent to which 2 or more observers agree on the behaviours displayed during an observation 3 of 7 Improving questionnaire reliability Replace some open questions with closed ones, to make them less ambiguous and increase test-retest reliability. 4 of 7 Improving interview reliability Avoid leading or ambiguous questions, and use same trained interviewer each time 5 of 7 Improving experiment reliability Standardise procedures to minimise extraneous variables 6 of 7 Improving observation reliability Behavioural categories should be operationalised and shouldn't overlap 7 of 7
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