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AP Psychology: Research Methodology Flashcards

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7201779655Hypothesispredictions on how factors may be related0
7201779656Operational Definitionspecific procedure used to determine the presence of a variable1
7201779657Independent Variablethe factor that is being manipulated2
7201779658Dependent Variablebehavior or mental process that is being measured3
7201779659Random Sampleevery member of the sample has an equal chance of being selected4
7201779660Stratified Samplegrouping a population into relatively homogeneous subgroups5
7201779661Validityextent to which an instrument measures or predicts what it is supposed to6
7201779662Reliabilityconsistency or repeatability7
7201779663Correlation Researchlooks at the relationship between two variables without establishing a cause and effect relationship8
7201779664Longitudinal Studiesconducting a study over time9
7201779665Cross-Sectional Studiesobserving at a single point in time a subset of a population10
7201779666Case Studyan in depth examination of a specific group or single person that typically includes interviews, observations, and test scores11
7201779667Controlled StudyAn experiment or clinical trial in which two groups are used for comparison purpose12
7201779668Quasi Experimentsimilar to controlled experiment, except participants are not randomly selected13
7201779669Experimental Groupreceives treatment14
7201779670Control Grouppart of the experiment but doesn't receive treatment15
7201779671Double Blind Experimentthe experimenter and the participants don't know of group placement16
7201779672Self-Fulfilling Prophecya prediction that directly or indirectly comes true17
7201779673Field Experimentconducted out in the environment not in a lab18
7201779674Surveysuse of questionnaires or interviews to ask a large number of people about behaviors, thoughts, and attitudes19
7201779675Confounding Variablesdifferences between the experimental and the control group(s) other than those that result from the independent variable20
7201779676Measures of Central Tendencyaverage or most typical scores for a set of research data or distribution21
7201779677Meanarithmetic average of a set of scores22
7201779678Modemost frequently occurring number23
7201779679Medianmiddle score in a distribution24
7201779680Normal Distributiona normal or "bell curve"25
7201779681Positively Skewedscores that are skewed to the right26
7201779682Negatively Skewedscores that are skewed to the left27
7201779683APA Ethical Guidelines-informed consent -voluntary participation -protection from harm -confidentiality -debriefing28
7201779684Rangelargest score minus the smallest score29
7201779685Measures of Variabilityis used to describe the amount of variability or spread in a set of data. Common ones are IQR and range30
7201779686Standard Deviationcompare scores that are on a different scale31
7201779687Statistical Significanceit is when data is within the designated p value. Didn't happen by chance or luck32
7201779688Experimenter Biaswhen the researcher's expectations or preferences about the outcome of the study influence the result33
7201779689Placebo and Placebo EffectPlacebo- subjects are given an imitation of the treatment Placebo effect- subjects believe they are feeling the effects of treatment34
7201779690Percentile Scoreindicates percentage of scores at or below a particular score35
7201779691Correlation Coefficientstatistical relationships between two or more random variables or observed data values36
7201779692Hawthorne Effectimprovement of behavior when subject knows it is being watched, not due to manipulation of experiment37
7201779693Scatter Diagrampaired X and Y scores for each subject are plotted as single points on a graph38
7201779694Histograma bar graph of frequency distribution39
7201779695Frequency Distributionline graph that uses a line to connect single points40
7201779696Structuralismunderstand the parts, to understand the whole (Edward Titchener)41
7201779697FunctionalismHow does the mind fulfill its purpose? (William James)42
7201779698Pragmatismtesting truth by its practical consequences43
7201779699Gestalt Psychologyperception based; how the parts and the whole are perceived and changed44
7201779700Biological Approachbody and behavior45
7201779701Behavioral Geneticsbehaviors and the links to genetically based psychological characteristics46
7201779702Behavioral Approachobservable behaviors (Skinner)47
7201779703Cognitive Approachencoding, processing, storing, and retrieving information48
7201779704Humanistfree will and awareness of human condition (Maslov)49
7201779705Psychoanalytic/Psychodynamiclevels of the mind (Froy) -conscious preconscious -sub/unconscious50
7201779706Socio-Culturalthe individual and environmental context51
7201779707Neurosciencebrain and nervous system interaction with senses, memory, thoughts, and emotions52
7201779708Traitbehavior and personality result from enduring psychological characteristics53
7201779709Counseling Psychologistadvanced degrees; deals with less severe mental health issues54
7201779710PsychoanalystFreudian methods, may or may not be Med. or Ph.d55
7201779711Clinical or psychiatric social workersearned Master's degree and are certified with state56
7201779712Pastal counselorsclergy therapy training; typically family and marriage counseling57
7201779713Experimentsystematic manipulation of variables under controlled conditions and observing the response58
7201779714Codependent Variableswhen 2 variables must be present together and could effect outcome59
7201779715Demand Characteristics (subject bias)clues participants discover about the experiment60
7201779716Ex Post Factolooks at an effect to seek the cause61
7201779717Test Methodprocedures used to measure attributes of individuals at a particular time and place62
7201779718Descriptive Statisticsnumbers that summarize a set of research data obtained from a sample63
7201779719Inferential Statisticsused to interpret data and draw conclusions64
7201779720Frequency Polygonline graph that uses a line to connect single points65
7201779721P-valuestatistic that is equal or less than significance level (p less than or equal to .05%)66
7201779722Archival Researchcollecting data based on institutional records67
7201779723Physiological Recordingusing instruments to record various biological responses (brain waves, blood pressure, etc)68

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