Front | Back |
Variable in an experiment that is manipulated
|
Independent variable
|
Variable in an experiment or study that is measured
|
Dependent variable
|
What three things make human behavior difficult to study?
|
complexity (human brain is very complex)
variability (no two ppl think or act the same under the same conditions)
reactivity (ppl react different when being watched than they do on their own)
|
A description of an abstract property in terms of a concrete condition that can be measured
|
Operational definition
|
A device that can detect the events to which an operational definition refers
|
Measure
|
The characteristic of an observation that allows one to draw accurate inferences from it
|
Validity
|
The tendency for a measure to produce the same result whenever it is used to measure the same thing
|
Reliability
|
The complete collection of objects or event that might be measured
|
Population
|
The "most frequent" measurement in a frequency distribution
|
Mode
|
The average of the measurements in a frequency distribution
|
Mean
|
The "middle" measurement in a frequency destribution
|
Median
|
The numerical difference between the smallest and leargest measurements in a frequency distribution
|
Range
|
A method of gathering scientific knowledge by unobtrusively observing people in their natural environments
|
Naturalistic observation
|
What two things can influence the experiment to an observer that is not a "blind observer"?
|
Expectations can influence observations]
expectations can influence reality
|
An observation whose true purpose is hidden from the researcher as well as from the participant
|
Double-blind
|