Question 1

True scores and errors are assumed to be

Accepted Answer

A)   highly correlated
B)   not highly correlated
C)   uncorrelated
D)   negatively correlatedE) C) and D)
F) A) and D)

Question 2

Split-half methods compare ______, while internal consistency estimates compare ______.

Accepted Answer

A)   test items; test halves
B)   test halves; test forms
C)   test halves; test items
D)   test forms; test itemsE) A) and B)
F) A) and C)

Question 3

Classical reliability theory is simply a special case of

Accepted Answer

A)   true reliability theory
B)   analysis of variance methodology
C)   generalization theory
D)   generalizability theoryE) A) and C)
F) B) and C)

Question 4

Consistency in test scores is important because

Accepted Answer

A)   consistency means a test is measuring what it is designed to measure
B)   inconsistent tests must be given many times
C)   inconsistent scores don't provide a good measure of stable traits or attributes
D)   ability should not change over timeE) A) and D)
F) B) and D)

Question 5

The _________ method of estimating reliability involves only one test administration.

Accepted Answer

A)   test-retest
B)   alternate forms
C)   split-half
D)   all involve multiple test administrationsE) All of the above
F) B) and C)

Question 6

The central assumption of reliability theory is that

Accepted Answer

A)   measurement errors are essentially random
B)   measurement errors are not random
C)   measurement errors are due to deficiencies in the test
D)   measurement errors cannot be minimizedE) B) and C)
F) A) and D)

Question 7

Thorndike (1949)  would place "motivation" under which one of the following possible sources of variability in test scores?

Accepted Answer

A)   lasting and general characteristics of the individual
B)   lasting but specific characteristics of the individual
C)   temporary but general characteristics of the individual
D)   temporary and specific characteristics of the individualE) A) and C)
F) A) and D)

Question 8

Given the equation X = T + e, X represents ________, T represents ________, and e represents _________.

Accepted Answer

A)   true score; score on the test; error
B)   true score; error; score on the test
C)   score on the test; error; true score
D)   score on the test; true score; errorE) C) and D)
F) B) and C) D

Question 9

Errors on different measures are assumed to be

Accepted Answer

A)   highly correlated
B)   not highly correlated
C)   uncorrelated
D)   negatively correlatedE) None of the above
F) A) and D)

Question 10

Methods of studying, defining, and estimating the consistency or inconsistency of test scores deal with the ______ of test scores.

Accepted Answer

A)   validity
B)   appropriateness
C)   reliability
D)   stabilityE) None of the above
F) B) and C)

Question 11

Almost all theories of reliability assume that

Accepted Answer

A)   people do not differ in levels of a given characteristic
B)   test scores change over time
C)   test scores do not change over time
D)   test scores are influenced by consistency and inconsistencyE) None of the above
F) All of the above

Question 12

The reliability coefficient is the ratio of

Accepted Answer

A)   true score variance/total variance
B)   true score variance/error variance
C)   total variance/true score variance
D)   total variance/error plus the score varianceE) A) and D)
F) All of the above

Question 13

Developing tests that are equivalent in terms of content, response processes, and statistical characteristics is crucial for the ________ method of estimating reliability.

Accepted Answer

A)   test-retest
B)   alternate forms
C)   split-half
D)   internal consistencyE) All of the above
F) B) and C) B

Question 14

Administering a test to a group of individuals, readministering that same test to the same group at a later time, and correlating test scores at times 1 and 2 demonstrates which method of estimating reliability?

Accepted Answer

A)   test-retest method
B)   alternate forms method
C)   split-half method
D)   internal consistency methodE) C) and D)
F) B) and D)

Question 15

"True score" on a measure of anxiety represents

Accepted Answer

A)   a person's real level of anxiety
B)   a person's obtained level of anxiety
C)   a combination of all factors leading to consistency in anxiety scores
D)   both a and cE) A) and B)
F) A) and C)

Question 16

The _______ methods of estimating reliability define measurement error strictly in terms of consistency or inconsistency of the content of a test.

Accepted Answer

A)   test-retest and internal consistency
B)   test-retest, alternate forms, and internal consistency
C)   split-half, test-retest, and internal consistency
D)   internal consistency and split-halfE) All of the above
F) None of the above

Question 17

Alternate forms demonstrate ________ carry over effects than the test-retest method.

Accepted Answer

A)   more
B)   less
C)   about the same
D)   sometimes less and sometimes moreE) A) and B)
F) A) and C) B

Question 18

If a student generally does poorly on math exams, but does extremely well on a math test because the student studied only those things on the exam, we could attribute the source of variability in test scores to

Accepted Answer

A)   temporary and specific characteristics of the individual
B)   lasting but specific characteristics of the individual
C)   variance not otherwise accounted for (luck) 
D)   any of the aboveE) None of the above
F) C) and D)

Question 19

Administering a test to a group of individuals, then computing the average intercorrelation among all items on the test demonstrates the _________ method of estimating reliability.

Accepted Answer

A)   test-retest
B)   alternate forms
C)   split-half
D)   internal consistencyE) A) and B)
F) All of the above

Question 20

Administering a test to a group of individuals, dividing the test into two sections, and correlating the scores on each of the sections demonstrates the ________ method of estimating reliability.

Accepted Answer

A)   test-retest
B)   alternate forms
C)   split-half
D)   internal consistencyE) B) and D)
F) B) and C)

Exam 6: Reliability: the Consistency of Test Scores

True scores and errors are assumed to be

Correct AnswerverifiedShow Answer

Split-half methods compare ______, while internal consistency estimates compare ______.

Correct AnswerverifiedShow Answer

Classical reliability theory is simply a special case of

Correct AnswerverifiedShow Answer

Consistency in test scores is important because

Correct AnswerverifiedShow Answer

The _________ method of estimating reliability involves only one test administration.

Correct AnswerverifiedShow Answer

The central assumption of reliability theory is that

Correct AnswerverifiedShow Answer

Thorndike (1949) would place "motivation" under which one of the following possible sources of variability in test scores?

Correct AnswerverifiedShow Answer

Given the equation X = T + e, X represents ________, T represents ________, and e represents _________.

Correct AnswerverifiedD

Errors on different measures are assumed to be

Correct AnswerverifiedShow Answer

Methods of studying, defining, and estimating the consistency or inconsistency of test scores deal with the ______ of test scores.

Correct AnswerverifiedShow Answer

Almost all theories of reliability assume that

Correct AnswerverifiedShow Answer

The reliability coefficient is the ratio of

Correct AnswerverifiedShow Answer

Developing tests that are equivalent in terms of content, response processes, and statistical characteristics is crucial for the ________ method of estimating reliability.

Correct AnswerverifiedB

Administering a test to a group of individuals, readministering that same test to the same group at a later time, and correlating test scores at times 1 and 2 demonstrates which method of estimating reliability?

Correct AnswerverifiedShow Answer

"True score" on a measure of anxiety represents

Correct AnswerverifiedShow Answer

The _______ methods of estimating reliability define measurement error strictly in terms of consistency or inconsistency of the content of a test.

Correct AnswerverifiedShow Answer

Alternate forms demonstrate ________ carry over effects than the test-retest method.

Correct AnswerverifiedB

If a student generally does poorly on math exams, but does extremely well on a math test because the student studied only those things on the exam, we could attribute the source of variability in test scores to

Correct AnswerverifiedShow Answer

Administering a test to a group of individuals, then computing the average intercorrelation among all items on the test demonstrates the _________ method of estimating reliability.

Correct AnswerverifiedShow Answer

Administering a test to a group of individuals, dividing the test into two sections, and correlating the scores on each of the sections demonstrates the ________ method of estimating reliability.

Correct AnswerverifiedShow Answer

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Split-half methods compare , while internal consistency estimates compare .

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Given the equation X = T + e, X represents , T represents , and e represents _.

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D

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