A major criticism of the Binet scale by Wechsler was that
a. the Binet Scale was not an appropriate measure of adult intelligence.
b. the concept of an age scale was outdated.
c. it was not reliable.
d. the norms did not include non-whites.
A split-half correlation, KR 20, and coefficient alpha are all used to evaluate
a. standard errors of measurement.
b. internal consistency.
c. variance.
d. validity.
One of the most influential advocates of the role of nonintellectual factors in intelligence tests is
a. Binet.
b. Terman.
c. Wechsler.
d. Rapaport.
The method for estimating the internal consistency of a test that simultaneously considers all possible ways of splitting the items is the
a. Spearman Brown formula.
b. Kuder-Richardson formula.
c. Cronbach's alpha.
d. the odd-even method.
The separate subscale used to measure nonverbal intelligence in the Wechsler scale is called a(n)
a. point scale.
b. performance scale.
c. memory scale.
d. age scale.
The Spearman Brown formula corrects for deflated reliability due to
a. half-length tests.
b. small sample size.
c. systematic error.
d. poor test item construction.
Because he used a point scale, Wechsler was able to
a. determine age level performance.
b. assign points on an all or none basis.
c. only analyze one area of ability.
d. group similar content items together.
Suppose you were trying to estimate the reliability of a whole test on the basis of the correlation between scores on the two halves of the test. In order to correct for using scores based on the halves, you might use the
a. KR 20.
b. alpha method.
c. Spearman-Brown formula.
d. split half method.
Among his motivations for the development of the Wechsler scales of intelligence, was David Wechsler's belief that
a. one underlying mental ability was solely responsible for the concept of intelligence.
b. a single intelligence score was the most appropriate measure of human intelligence.
c. human intelligence was significantly influenced by nonintellectual factors.
d. existing intelligence scales were adequate to measure the intelligence of all age groups.
Sources of error associated with time sampling are measured using
a. the test-retest method.
b. the split half method.
c. KR 20.
d. the alpha method.
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