Myers' Psychology for AP: Unit 2
Terms in this set (18)
the tendency to believe, after learning an outcome, that one would have foreseen it (also known as the I-knew-it-all-along phenomenon).
thinking we know more than we do
an explanation using an integrated set of principles that organizes observations and predicts behaviors or events.
testable prediction, often implied by a theory
a statement of the procedures (operations) used to define research variables.
repeating the essence of a research study, usually with different participants in different situations, to see whether the basic finding extends to other participants and circumstances
an observation technique in which one person is studied in depth in hope of revealing universal principles
a technique for ascertaining the self-reported attitudes or behaviors of a particular group, usually by questioning a representative, random sample of the group
all the cases in a group being studied, from which samples may be drawn.
a sample that fairly represents a population because each member has an equal chance of inclusion
observing and recording behavior in naturally occurring situations without trying to manipulate and control the situation
a measure of the extent to which two factors vary together, and thus of how well either factor predicts the other
a statistical index of the relationship between two things
a graphed cluster of dots, each of which represents the values of two variables. the slope of the points suggests the direction of the relationship between the two variables.
the perception of a relationship where none exists
assigning participants to experimental and control groups by chance, thus minimizing preexisting differences between those assigned to the different groups.
an experimental procedure in which both the research participants and the research staff are ignorant about whether the research participants have received the drug treatment or placebo.
experimental results caused by expectations alone; any effect on behavior caused by the administration of an inert substance or condition, which the recipient assumes is an active agent.