Testing & Measurement
Exam I Review Sheet
Chapter 1
What is psychological measurement?
What is a test; types of tests
Representativeness
Importance of standardization sample
Trait
Norms
Chapter 2
Range
Describing a distributionScales of measurement and type of information each provides
Frequency distributions
Percentile rank
Standard deviation
Normal distribution
Norm-referenced vs. criterion-referenced tests
Chapter 3
Scatter diagram
Correlations (+, -, and 0)
Regression/regression line
Difference between regression and correlation
Statistical significance
Types of correlational research
t distribution (tests statistical significance of a correlation)
Chapter 4
Meaning of reliability
Methods of testing for reliability
Interpret reliability coefficients
How reliability is improved
X = T + E
Chapter 5
Meaning of validity
Types of validity - face, content, criterion (predictive, concurrent), construct (convergent, discriminant)
Interpret validity coefficients
Relationship between validity and reliability
Chapter 6
Types of test item formats
Distractors
Item difficulty
Discriminability
Advantages of Item Response Theory
Criterion-referenced vs. item analysis procedures
Chapter 7
Race of examiner
Language of participant
Interobserver reliability
Situational variables