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Developmental Psychology Test 1


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THe science that seeks to understand how and why people change or remain the same over time. People of all ages and circumstances are studied
science of human development
The word that signifies developments over time that appear to persist, unchanging, from one age to the next.
THe word that signifies developments that appear quite different from those that came before.
The idea that a small event or thing can have a large impact if it happens to tip the balance, causing other changes that create a major event
Buttefly effect
A group of people born at about the same time. THey travel through life together, experiencing the same major historical changes
Part of socioeconimic context, whereby people are classified as rich, poor, middle class, and so on according to income, education, occupation and so on
socioeconomic status
THe ability of some people to endure conditions that are often harmful-such as poverty, mental illness, social disruptions, and low intelligence- and to adapt in ways that make them stronger.
A way to answer questions that requies empirical research and databased conclusions
scientific method
A specific prediction that is stated in such a way that it can be tested and either confirmed or refused
THe repetition of a scientific study, using the same procedures on another group of participants, to verify or dispute the original study's conclusions
A method of testing hypotheses by unobtrusively watching and recording participants' behavior in a systematic and objective manner, either in a laboratory or in a natural setting
scientific observation
A research method in which the researcher tries to determine the cause-and-effect relationship between two variables by manipulating one variable and then observing and recording the resulting changes in the other variable
In an experiment, the variable that is introduced to see what effect it has on the dependent variable
Independent variable
In an experiment, the variable that may change as a result of whatever new condition or situation the experimenter adds
dependent variable
A group of participants in a research study who experience some special treatment or condition
experimental group
A group of participants in a research study who are similar to the experimental group in all other relevant ways but who do not experience the experimental condition
comparison group/ control group
A research method in which information is collected from a large number of people by personal interview, written questionnaire, or some other means
People whose ancestors were born in the same region, usually sharing a language and religion
ethnic group
A group of people who are regarded as genetically distinct on the basis of physical appearance
A research method in which one individual is studied intensively
case study
A research design that compares groups of people who differ in age but are similar in other important characteristics
Cross-sectional research
A research design that follows the same individuals over time, repeatedly assessing their development
longitudinal research
A hybrid research method in which researchers first study several groups of people of different ages and the follow those groups over the years
cross-sequential research
A vision of how development should be studied, with the person considered in all the contexts and interactions that constitute a life
ecological-systems approach
A number indication the degree of relationship between two variables, expressed in terms of the liklihood that one variable will occur when the other variable does
Research that provides data that can be expressed with numbers, such as ranks or scales
quantitative research
Resarch that considers qualities instead of quantities.
qualitative research
A set of principles that members of a profession or group are expected to follow
code of ethics

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