research method in which the psychologist observes the subject in a natural setting without interfering
What is naturalistic observation
100
an experiment in which the participants are unaware of which participants recieved the treatment
What is single-blind experiment
100
the branch of mathematics concerned with summarizing and making meaningful inferences from collections of data
What is statistics
100
a measure of difference, or spread of data
What is variability
100
the measure of a relationship between two variables or sets of data
What is correlation
200
research method that involves an intensive investigation of one or more participants
What is case study
200
an experiment in which neither the experimenter nor the participants know which participants recieved which treatment
What is double-blind experiment
200
the listing and sumarizing of data in a practical, efficient way
What is descriptive statistics
200
a measure of variability that describes an average distance of every score from the mean
What is standard deviation
200
any factor that is capable of change
What is variable
300
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
What is longitudinal study
300
a situation in which a researcher's expectations influence that person's own behavior, and thereby influence the participant's behavior
What is self-fulfilling prophecy
300
an arrangement of data that indicates how often a particular score or observation occurs
What is frequency distribution
300
describes the direction and strength of the relationship between two sets of variables
What is correlation coefficient
300
the group that is treated in the same way as the experimental group except that the experimental treatment (the independent variable) is not applied
What is control group
400
research method in which information is obtained by asking many individuals a fixed set of questions
What is survey
400
a change in a participant's illness or behavior that results from a belief that the treatment will have an effect rather than from the actual treatment
What is placebo effect
400
a graph of frequency distribution shaped like a symmetrical, bell-shaped curve; a graph of normally distributed data
What is normal curve
400
numerical methods used to determine whether research data support a hyphothesis or whether results were due to chance
What is inferential statistics
400
the group to which an independent variable is applied
What is experimental group
500
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
What is cross-sectional study
500
person wanted to determine whether participants would adminster painful shocks to others merely because an authority figure had instructed them to do so
What is Stanley Milgrim
500
a number that describes something about the "average" score of a distribution
What is central tendency
500
distributions with two modes
What is bimodal
500
an educated guess about the relationship between two variables