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Psychology 178
Chapter 5
32
Psychology
Undergraduate 4
01/10/2012

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Term
action research
Definition
concerned with the process of change and what is decided upon to stimulate change.
Term
between group design
Definition
distributes matched groups of people to different treatments
Term
cross-sectional design
Definition
if measures are taking at one time
Term
longitudinal design
Definition
where the groups are tested at two or more time-points
Term
control group
Definition
a group that will enable us to discover whether the treatment(s) shows a different effect from no treatment. (usually not treated or treated with placebo)
Term
placebo control
Definition
a control treatment that appears similar to the treatment but is actually inert
Term
case study
Definition
a detailed descriptive account of an individual, group or collective
Term
confidence interval (CI)
Definition
the interval around the mean of a sample that one can state with a known probability that contains the mean of a population
Term
cross-over or within-participants design
Definition
used when the same people provide measures at more than one time and differences between the measures at the different times are recorded
Term
artefact
Definition
an uncontrolled and possibly unknown variable or factor causing a misleading finding in a study
Term
cross-sectional studies
Definition
Obtain responses form respondents on one occasion only.
Term
diary techniques
Definition
any data collection method in which the data are linked to the passage of time
Term
direct observation
Definition
directly observing behavior in a relevant setting
Term
discourse analysis
Definition
a set of procedures for analyzing language as used in speech or texts
Term
effect size
Definition
the strength of the association between study variables and our come as measured by an observed difference or correlation
Term
ethnographic methods
Definition
seek to build a systematic understanding of a culture from the viewpoint of the inside
Term
focus groups
Definition
comprised of one or more group discussions in which participants "focus" collectively upon a topic or issue
Term
grounded theory analysis
Definition
a term to describe a set of guidelines for conducting qualitative data analysis
Term
interpretative phenomenological analysis (IPA)
Definition
a technique for analyzing qualitative data which seeks the meaning of experience
Term
interventions
Definition
the intentional and systematic manipulation of variables with the aim of improving health outcomes
Term
interviews (semi-structured)
Definition
open ended and allows the interviewee scope to address the issues which he/she feels to be relevant to the topics being raised by the investigator
Term
interviews (structured)
Definition
a prepared, standard set of questions that are asked in person, or perhaps by telephone, of a person or group concerning a particular research issue
Term
meta-analysis
Definition
the use of statistical techniques to combine the results of primary studies addressing the same question into a single pooled measure of effect size, with a confidence interval
Term
narrative approaches
Definition
set of theories derived from hermeneutic phenomenology that argue that our interpretation of the changing world is organized in narrative form
Term
observational studies
Definition
used to describe research carried out to evaluate the effect of an intervention or treatment which does not have the advantages of a control group
Term
odds ratio (OR)
Definition
compare the probability of a certain event in two groups
Term
questionnaires
Definition
a standard set of items with accompanying instructions
Term
randomized controlled trials (rct)
Definition
the systematic comparison of interventions using a fully controlled application of one or ore treatments with a random allocation of participants to the different treatment groups
Term
quasi-experimental design
Definition
comparison of two or more treatments in as controlled a manner as possible but without the possibility of manipulating an independent variable or randomly allocating participants
Term
internal validity
Definition
the degree to which the results of a study can be attributed to the manipulations of the researchers and are likely to be free of bias
Term
survey
Definition
systematic methods for determining how a sample of participants respond to a set of standard questions attempting to assess their feelings, attitudes, beliefs or knowledge at one or more times.
Term
systematic review
Definition
review of the empirical literature concerning the efficacy or effectiveness of an intervention that considers all of the relevant studies taking account of quality criteria
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