CHAPTER 5 KEY TERMS

observer bias
blind observer
operational definition

reliability
test-retest reliability
inter-judge agreement
inter-observer reliability
internal consistency

subject biases
social desirability bias
demand characteristics
Hawthorne effect

environmental manipulation
instructional manipulation
stooges

correlation coefficient
factor analysis
factor loadings

construct validity
content validity
convergent validity
discriminant validity
known-groups technique

experimenter bias
manipulation check
placebo treatment
standardization


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