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A correlation coefficient of $r = -0.85$ indicates a:
AWeak negative correlation
BStrong positive correlation
CNon-existent correlation
DStrong negative correlation
Which measure of central tendency represents the middle score in a distribution when data points are arranged in numerical order?
AMedian
BMean
CMode
DStandard Deviation
The score that occurs most frequently in a distribution of data is the:
AMean
BMode
CMedian
DVariance
The square root of the variance in a dataset provides the:
ARange
BInterquartile Range
CStandard Deviation
DMean Absolute Deviation
A research design that follows and re-tests the exact same group of individuals repeatedly over an extended period of time is a:
ACross-Sectional Study
BSequential Study
CCase Study
DLongitudinal Study
A research design that compares different age groups at a single point in time is called a:
ACross-Sectional Study
BLongitudinal Study
CExperimental Study
DMeta-Analysis
An in-depth, detailed examination of a single individual or small group is known as a:
ASurvey
BCase Study
CNaturalistic Observation
DField Experiment
A study in which neither the participants nor the researchers running the trial know who is receiving the treatment or placebo is a:
ASingle-Blind Study
BDouble-Blind Study
CCorrelational Study
DLongitudinal Study
A correlation coefficient ($r$) ranges in value between:
A0.00 and +1.00
B-10.00 and +10.00
C-1.00 and +1.00
D0.00 and +100.00
The 1971 Stanford Prison Experiment, which demonstrated the profound power of social roles and situational influence, was directed by:
AStanley Milgram
BSolomon Asch
CKurt Lewin
DPhilip Zimbardo