Chapter 17

Question 1

Reliability

Answer 1

the reliability of a test refers to the consistency with which it yields the same rank for individuals who take the test more than once

Question 2

Test-retest

Answer 2

estimates of score reliability (also called measures of stability); they are obtained by administering the same test twice to the same group of individuals

Question 3

Alternate-form

Answer 3

measures of equivalence; they are obtained by administering two alternate or equivalent forms of a test to the same group and correlating their scores; the time between tests is as short as possible.

Question 4

Internal consistency

Answer 4

estimates tend to yield an inflated scorereliability estimates for speeded tests

Question 5

KR Methods (Kuder-Richardson)

Answer 5

determine the extent to which the entire test represents a single, fairly consistent measure of concept