In which version of the Binet scale was an alternate, equivalent form first introduced?
a. the 1908 Stanford-Binet Scale
b. the 1916 Stanford-Binet Scale
c. the 1937 Stanford-Binet Scale
d. the 1960 Stanford-Binet Scale
Classical Test Theory assumes
a. the length of a test has no bearing on its reliability.
b. measurement errors occur systematically.
c. it is not possible to estimate true scores.
d. the distribution of random errors is the same for every respondent.
If a 10-year-old child has a mental age of 12, what would her IQ be?
a. 83
b. 100
c. 120
d. 140
Classical Test Theory assumes that
a. errors are systematic.
b. errors are random.
c. true scores cannot be estimated.
d. the length of a test has no bearing on its reliability.
Among the improvements of the 1937 Stanford-Binet Scale was the
a. introduction of the IQ concept.
b. introduction of the deviation IQ concept.
c. inclusion of an alternate equivalent form.
d. elimination of the IQ concept.
Because classic test theory assumes a person's true score is the same over time, repeating the same test over and over gives a distribution of scores that reflect what?
a. systematic error
b. random error
c. reliability
d. internal consistency
The 1937 Stanford-Binet scale was more reliable for ____ than for ____ individuals.
a. younger; older
b. older; younger
c. urban; rural
d. rural; urban
If we repeatedly administered the same test to the same individual, the standard deviation of the person's score would be the
a. standard error of the mean.
b. variance.
c. reliability of the test.
d. standard error of measurement.
One problem with the standardization sample in the 1937 version of the Stanford-Binet scale was that
a. there were only Californians in the sample.
b. the sample was too small.
c. the sample only included whites.
d. rural residents were over-represented.
According to classical test theory, errors of measurement are
a. always overestimates of true score.
b. always underestimates of true score.
c. random.
d. constant.