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| research method in which the psychologist observes the subject in a natural setting without interfering |
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| research question in which information is obtained by asking many individuals a fixed set of questions |
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| a sample that enables each individual of the population an equal chance of being representative |
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| subgroups of the population are represented proportionally in the sample |
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| a sample that is representative of the population a researcher is studying |
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| a sample that would probably not be representative of the general population |
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| research method in which data are collected from groups of participants of different ages and compared so that conclusions can be drawn about differences due to age |
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| research method in which data are collected about a group of participants over a number of years to assess how certain characteristics change or remain the same during development |
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| the group to which an independent variable is applied |
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| the independent variable is not applied to this group |
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| any factor that is capable of change |
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| the variable that experimenters manipulate |
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| the variable that changes in relation to the independent variable |
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| nonrepresentative results |
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| results obtained by an experimenter as a result of his/her unwitting influence (eg. Raising an eyebrow or nod when posing a question) |
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| an experiment in which the participants are unaware of which participants received the treatment |
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| a situation in which a researcher’s expectations influence that person’s own behaviour, and thereby influence the participant’s behaviour |
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| before conducting an experiment on people, psychologists submit their plan to this group |
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| 1960 study where participants would administer painful shocks to others merely because an authority figure had instructed them to do so |
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| some sort of treatment, such as a drug or injection, that resembles medical therapy yet has no medical effects |
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| middle score when ranked from highest to lowest |
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| most frequent or common score |
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