Because situational variables can affect test scores, testing requires
a. standardized conditions.
b. at least two test administrators.
c. a test administrator and an observer.
d. test administrators with similar backgrounds and characteristics.
Question 2
Many feel that the difference between an IQ of 100 and 105 is not the same as the difference between an IQ 70 and 75 . These people feel that IQ tests lack ____.
a. absolute zeroes
b. magnitudes
c. ratios
d. equal intervals