The difference between a true score and an obtained score is referred to as which of the following?
A) Internal inconsistency
B) Non-equivalence
C) Interobserver disagreement
D) Error of measurement - Answers D
The level of measurement that classifies and ranks people in terms of the degree to which they
possess the attribute of interest is which of the following?
A) Nominal
B) Ordinal
C) Interval
D) Ratio - Answers B
Blood type is measured on which of the following?
A) Nominal scale
B) Ordinal scale
C) Interval scale
D) Ratio scale - Answers A
It is not meaningful to calculate an arithmetic average with data from which of the following?
A) Nominal measures
B) Ordinal measures
C) Nominal and ordinal measures
D) All measures can be meaningfully averaged - Answers C
Type of college degree (associate's, bachelor's, master's, doctorate) is measured on which of the
following scales?
A) Nominal
B) Ordinal
C) Interval
D) Ratio - Answers B
One source of measurement error in social-psychological scales is which of the following?
A) Response-set bias
B) Nonresponse bias
C) Attrition bias
D) Selection bias - Answers A
A measure of which of the following traits would be a particularly good candidate for a test-retest
reliability assessment?
A) Anxiety
B) Fear of heights
C) Mood
D) Fatigue - Answers B
Cronbach's alpha is used to assess which of the following attributes of an instrument?
A) Internal consistency
B) Stability
C) Equivalence
D) Sensitivity - Answers A
The aspect of reliability for which interobserver reliability is appropriate is which of the following?
A) Stability
B) Internal consistency
C) Equivalence
D) Specificity - Answers C
If the coefficient alpha for a stress scale was computed to be .80, the scale would be which of the
following?
A) More reliable than a scale with an alpha of .50
B) A valid indicator of stress
C) Of indeterminate reliability until the scale's test-retest reliability was assessed
D) Of unacceptably low reliability - Answers A
The type of validity that employs primarily judgment in its assessment is which of the following?