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Research Methods and Statistics in
Psychology Exam Study Guide.
Analysis - answer✔Investigation of data for patterns or evidence of an effect.
Data - answer✔Relatively uninterpreted information received through human senses.
Deduction - answer✔Logical argument using rules to derive a conclusion from premises
Descriptive research - answer✔Research that explores the measurement of phenomena without
testing hypotheses
Descriptive statistics - answer✔Methods for numerical summary of data set
Design - answer✔Structure and strategy of a piece of research
Effect - answer✔A difference or correlation between samples leading to an assumed relationship
between variables in the population
Empirical method - answer✔Scientific method of gathering information and summarising it in
the hope of isolating general patterns
Falsifiability - answer✔Principle that theories must be defined in a way that makes it possible to
show they are wrong
Field experiment - answer✔A field study that satisfies criteria for an experiment
Field study - answer✔Research study where data are gathered from participants outside the
research center
Hypothesis - answer✔Precise statement of assumed relationship between variables
Hypothesis-testing research - answer✔Research that analyses data for a predicted effect
Hypothetico-deductive method - answer✔Method of recording observations, developing
explanatory theories and testing predictions from those theories
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10/22/2024 12:14 PM
Induction - answer✔Process of moving from particular instances to a generalized pattern
Operational definition - answer✔Definition of phenomenon in terms of the procedures taken to
measure it
Participant - answer✔Person who takes part in a psychological investigation as a member of a
sample or individual case
Pilot study/trials; piloting - answer✔Preliminary study or trials often carried out to predict snags
and assess features of a main study to follow
Population - answer✔Larger, complete group of people from among whom samples are selected
Qualitative data - answer✔Data left in its original form of meaning (e.g. speech, text) and not
quantified
Quantitative data - answer✔Data in numerical form, the results of measurement
Raw data - answer✔Unprocessed data as gathered in a study
Replication - answer✔Repeating a completed study
Research prediction - answer✔Prediction in precise terms about how variables should be related
in the analysis of data if a hypothesis is to be supported
Research question - answer✔The question a researcher is trying to answer in an investigation
Sample - answer✔Group of people or items of information selected from a larger population in
order to attempt generalization to that population
Scientific method - answer✔General method of investigation using induction and deduction
Variable - answer✔Quantity that can change; usually used to refer to a measure of phenomena
Hypothetical construct - answer✔Phenomenon assumed to exist, aqnd to explain observed
effects, but as yet unconfirmed;stays as an explanation of effects while evidence supports it
Operational definition - answer✔Definition of variable in terms of the exact steps taken in
measurement of the variable
Population - answer✔All possible members of group from which a sample is drawn
Positivism - answer✔Methodological belief that the world's phenomena, including human
experience and social behavior, are reducible to observable facts and the mathematical
relationships between them