Traditionally, the index commonly called the ____ combines education, occupation, and income.
a. SES
b. GDP
c. GNP
d. CPI
Psychophysical methods would NOT be used to measure judgments about
a. loudness.
b. brightness.
c. heaviness.
d. Happiness
When one treatment condition has a lasting effect on the participants and influences their scores in later treatments, the study is confounded by ____.
a. history effects
b. instrumentation
c. carryover effects
d. progressive error
A(n) ____ is put together using a rule or set of rules.
a. instrument
b. index
c. test
d. scale
If a rock band turned up its amplifiers to produce twice as much energy as it produced before, the listener would experience a sound
a. twice as loud as before.
b. four times as loud as before.
c. one half as loud as before.
d. ten time as loud as before.
In a within-subjects design, the term participant attrition refers to the possibility that ____.
a. the scores may differ from one treatment to another because of outside events
b. the scores may differ from one treatment to another because of changes in themeasuring instrument
c. the scores may differ from one treatment to another because the participants gainexperience in each treatment
d. some of the individuals in the study may leave without completing all of the treatmentconditions
A(n) ____ is usually measured repeatedly.
a. instrument
b. index
c. test
d. scale
Fechner's law probably yields a __________ scaling, whereas Steven's law yields a __________ scale.
a. ordinal; ratio
b. nominal; interval
c. interval; interval
d. interval; ratio
During the first treatment condition of a within-subjects experiment, the participants learn a new skill that helps improve their performance in later treatment conditions. For this study, the internal validity is threatened by ____.
a. history effects
b. instrumentation
c. order effects
d. regression toward the mean
A(n) ____ is often a composite, combining different measures from different sources.
a. instrument
b. index
c. test
d. scale
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