Experiments Flashcards
Experiment definition
A controlled situation in which the researcher manipulated one variable to discover its effect on another whilst other variables are consistent
Laboratory experiments
-controlled environment
-standardised
-variable we manipulate
-artificial setting
Reliability
Consistency of the study
Field experiment
-Still manipulates variables
- real life situation
Validity
Is the extent to which a test measures what it’s meant to
Reliability
Consistency of a measure
Standardised/ controlled
Internal validity
How true is the measurement
Cause + effect
External validity
How well results can be applied
Population validity
Does it represent the population ?
Ecological validity
How realistic
Mundane validity
Similarity to real life
Factors that affect our research
Extraneous variables
Subjectivity
Social desirability
Demand characteristics
Extraneous variables
Factors other than IV that affect results
Subjectivity
Interpretation of results based on experience and belief
Social desirability
Changing to fit in