Terminology & Definitions in Research: Correlation, Experiments, Surveys & Statistics, Quizzes of Psychology

Download Terminology & Definitions in Research: Correlation, Experiments, Surveys & Statistics and more Quizzes Psychology in PDF only on Docsity! TERM 1 correlational studies DEFINITION 1 investigations in which two variables are collected from each person in group then corrilational coefficiant computed to determine whether variables are related TERM 2 correlation coefficient DEFINITION 2 stat that indicates degree variables are related, strength of relationship and whether relationship holds over many people TERM 3 controlled experiment DEFINITION 3 investigations where one variable is manipulated in one group but not in another group, then determine whether change leads to second variable TERM 4 longitudinal studies DEFINITION 4 repeated observations of the same variables over long periods of time- used to asses effects of time/aging TERM 5 cross sectional studies DEFINITION 5 investigation where individuals of different ages are compared on a variable. indirect way to see effects of time/aging TERM 6 studies of families DEFINITION 6 investigations in which characteristics of members of one biological family are compared to another, usually to assess the effects of genes TERM 7 studies of twins DEFINITION 7 investigations in which similarity of identical twins is compared to non identical twins; used to assess effects of genes TERM 8 studies of adoptees and parents DEFINITION 8 investigations in which individuals who were raised by nonbiological parents are compared to their biological and non biological parents; used to assess effects of genes TERM 9 survey research DEFINITION 9 research in which answers to questions are used to measure attitudes and behaviors TERM 10 valid DEFINITION 10 experiment is this if procedures justify conclusion that is drawn