Question 1

If an instrument requires some professional judgments in scoring, then the manual should also include information on:

Accepted Answer

A) interrater reliability 
B) corrections of the reliability coefficients using the Spearman-Brown formula 
C) both KR 20s and KR 21s 
D) test-retest reliability coefficients 
A) interrater reliability 
B) corrections of the reliability coefficients using the Spearman-Brown formula 
C) both KR 20s and KR 21s 
D) test-retest reliability coefficients A

Question 2

The decision to use either the Kuder-Richardson 20 (KR 20) or the Kuder-Richardson 21 (KR 21) is based on whether:

Accepted Answer

A) the method used to determine reliability is the test-retest or the alternate form method. 
B) correlation or regression is going to be used. 
C) the items measure a homogeneous or heterogeneous behavior domain. 
D) the item format is multiple-choice or true-false. 
A) the method used to determine reliability is the test-retest or the alternate form method. 
B) correlation or regression is going to be used. 
C) the items measure a homogeneous or heterogeneous behavior domain. 
D) the item format is multiple-choice or true-false. C

Question 3

The reliability of Test LMN was estimated by three methods: 1) Spearman-Brown, 2) test-retest, and 3) coefficient alpha.Which method probably yielded the lowest reliability coefficient?

Accepted Answer

A) coefficient alpha 
B) test-retest 
C) Spearman-Brown 
D) the reliability coefficients will all be equal 
A) coefficient alpha 
B) test-retest 
C) Spearman-Brown 
D) the reliability coefficients will all be equal A

Question 4

What statistical technique is often used to calculate an estimate of reliability?

Accepted Answer

A) regression 
B) analysis of variance 
C) factor analysis 
D) correlation 
A) regression 
B) analysis of variance 
C) factor analysis 
D) correlation

Question 5

For which of the following tests would a test-retest reliability estimate be least appropriate?

Accepted Answer

A) intelligence tests 
B) tests of moment-to-moment mood changes 
C) academic achievement tests 
D) instruments to measure art aptitude 
A) intelligence tests 
B) tests of moment-to-moment mood changes 
C) academic achievement tests 
D) instruments to measure art aptitude

Question 6

Which of the following is appropriate for determining the reliability of a criterion-referenced instrument?

Accepted Answer

A) test-retest 
B) Kuder-Richardson 
C) Spearman-Brown 
D) none of the above due to the nature of criterion-referenced instruments 
A) test-retest 
B) Kuder-Richardson 
C) Spearman-Brown 
D) none of the above due to the nature of criterion-referenced instruments

Question 7

In evaluating an instrument's reliability, a counselor should:

Accepted Answer

A) always select the instrument with the highest reliability coefficients. 
B) select instruments where coefficient alphas have been calculated. 
C) consider how the instrument is going to be used. 
D) never use an instrument where the reliability coefficient is less than .92. 
A) always select the instrument with the highest reliability coefficients. 
B) select instruments where coefficient alphas have been calculated. 
C) consider how the instrument is going to be used. 
D) never use an instrument where the reliability coefficient is less than .92.

Question 8

The Spearman-Brown formula is used:

Accepted Answer

A) to correct a test-retest reliability coefficient. 
B) to correct a split-half reliability coefficient. 
C) when the items are all of the same difficulty level. 
D) when the items are of differing levels of difficulty. 
A) to correct a test-retest reliability coefficient. 
B) to correct a split-half reliability coefficient. 
C) when the items are all of the same difficulty level. 
D) when the items are of differing levels of difficulty.

Question 9

Measurement experts generally suggest that counselors should use ________ in interpreting a client's test score results.

Accepted Answer

A) stanines 
B) standard error measurement 
C) variance 
D) validity generalization 
A) stanines 
B) standard error measurement 
C) variance 
D) validity generalization

Question 10

If the reliability coefficient of an instrument is .91, and the standard deviation is 10, then a client's score of 59 could be interpreted that 95 percent of the time his/her true score will fall between _____ and _____ using standard error of measurement

Accepted Answer

A) 56 and 62 
B) 53 and 65 
C) 49 and 69 
D) -3.00 and 3.00 
A) 56 and 62 
B) 53 and 65 
C) 49 and 69 
D) -3.00 and 3.00

Question 11

As the reliability of an instrument increases, the standard error of measurement _______.

Accepted Answer

A) decreases 
B) increases 
C) could either increase or decrease 
D) is unaffected 
A) decreases 
B) increases 
C) could either increase or decrease 
D) is unaffected

Question 12

The most significant difficulty with estimating reliability with the alternate or parallel forms procedure is:

Accepted Answer

A) calculating the correlation coefficient using two different forms. 
B) the effects of remembering specific items in the second testing. 
C) developing two sound instruments that are equivalent or parallel. 
D) finding two similar sets of test takers. 
A) calculating the correlation coefficient using two different forms. 
B) the effects of remembering specific items in the second testing. 
C) developing two sound instruments that are equivalent or parallel. 
D) finding two similar sets of test takers.

Question 13

A correlation coefficient is an indicator of:

Accepted Answer

A) the validity of an assessment 
B) the variability of the obtained scores 
C) the relationship between two sets of data 
D) the fluctuation of an individual's score over time 
A) the validity of an assessment 
B) the variability of the obtained scores 
C) the relationship between two sets of data 
D) the fluctuation of an individual's score over time

Question 14

A different reliability model from the "true score" or "classical" model is the:

Accepted Answer

A) internal consistency model. 
B) performance evaluation model. 
C) standard error of measurement model. 
D) generalizability or domain sampling model. 
A) internal consistency model. 
B) performance evaluation model. 
C) standard error of measurement model. 
D) generalizability or domain sampling model.

Question 15

Standard error of measurement is designed to:

Accepted Answer

A) tell the clinician if an instrument is reliable. 
B) provide an estimate of the probable range of scores for an individual. 
C) indicate the percentage of error in the reliability coefficient. 
D) determine the statistical significance of the reliability coefficient. 
A) tell the clinician if an instrument is reliable. 
B) provide an estimate of the probable range of scores for an individual. 
C) indicate the percentage of error in the reliability coefficient. 
D) determine the statistical significance of the reliability coefficient.

Question 16

According to classical test theory, if the observed variance of a test is 50 and the true variance is 40, what is the estimated reliability of the test?

Accepted Answer

A) .40 
B) .50 
C) .80 
D) .90 
A) .40 
B) .50 
C) .80 
D) .90

Question 17

If we interpreted a reliability coefficient to indicate that 80% of the variance was true variance to observed variance, what would be the ratio of error variance to observed variance?

Accepted Answer

A) .20 
B) .40 
C) .60 
D) .80 
A) .20 
B) .40 
C) .60 
D) .80

Question 18

Which of the following correlation coefficients shows the strongest relationship

Accepted Answer

A) .51 
B) .70 
C) -.85 
D) -.50 
A) .51 
B) .70 
C) -.85 
D) -.50

Question 19

A reliability coefficient provides a measure of:

Accepted Answer

A) systematic error 
B) unsystematic error 
C) both systematic and unsystematic error 
D) the amount of systematic error in each score 
A) systematic error 
B) unsystematic error 
C) both systematic and unsystematic error 
D) the amount of systematic error in each score

Question 20

The ABC Self-Concept Inventory has a split-half reliability coefficient of .90, and the XYZ Self-Concept Inventory has a Spearman-Brown reliability coefficient of .90.If all other factors are equal, which instrument would you choose to use?

Accepted Answer

A) ABC 
B) XYZ 
C) either one because they are equal 
D) neither one 
A) ABC 
B) XYZ 
C) either one because they are equal 
D) neither one

If an instrument requires some professional judgments in scoring, then the manual should also include information on:

The decision to use either the Kuder-Richardson 20 (KR 20) or the Kuder-Richardson 21 (KR 21) is based on whether:

The reliability of Test LMN was estimated by three methods: 1) Spearman-Brown, 2) test-retest, and 3) coefficient alpha.Which method probably yielded the lowest reliability coefficient?

What statistical technique is often used to calculate an estimate of reliability?

For which of the following tests would a test-retest reliability estimate be least appropriate?

Which of the following is appropriate for determining the reliability of a criterion-referenced instrument?

In evaluating an instrument's reliability, a counselor should:

The Spearman-Brown formula is used:

Measurement experts generally suggest that counselors should use ________ in interpreting a client's test score results.

If the reliability coefficient of an instrument is .91, and the standard deviation is 10, then a client's score of 59 could be interpreted that 95 percent of the time his/her true score will fall between _ and _ using standard error of measurement

As the reliability of an instrument increases, the standard error of measurement _______.

The most significant difficulty with estimating reliability with the alternate or parallel forms procedure is:

A correlation coefficient is an indicator of:

A different reliability model from the "true score" or "classical" model is the:

Standard error of measurement is designed to:

According to classical test theory, if the observed variance of a test is 50 and the true variance is 40, what is the estimated reliability of the test?

If we interpreted a reliability coefficient to indicate that 80% of the variance was true variance to observed variance, what would be the ratio of error variance to observed variance?

Which of the following correlation coefficients shows the strongest relationship

A reliability coefficient provides a measure of:

The ABC Self-Concept Inventory has a split-half reliability coefficient of .90, and the XYZ Self-Concept Inventory has a Spearman-Brown reliability coefficient of .90.If all other factors are equal, which instrument would you choose to use?

Assessment in Counseling

Basic Assessment Principles

Validity and Item Analysis

Selection, Administration, Scoring, Communicating Assessment Results

Initial Assessment in Counseling

Intelligence General Ability Testing

Measuring Achievement Aptitude:applications for Counseling

Assessment in Career Counseling

Appraisal of Personality

Assessment in Marriage Family Counseling

Assessment and Diagnosis

Using Assessment in Counseling

Ethical and Legal Issues in Assessment

Issues Related to Assessment With Diverse Populations

Technological Applications and Future Trends

Filters

Exam 3: Reliability

If an instrument requires some professional judgments in scoring, then the manual should also include information on:

The decision to use either the Kuder-Richardson 20 (KR 20) or the Kuder-Richardson 21 (KR 21) is based on whether:

The reliability of Test LMN was estimated by three methods: 1) Spearman-Brown, 2) test-retest, and 3) coefficient alpha.Which method probably yielded the lowest reliability coefficient?

What statistical technique is often used to calculate an estimate of reliability?

For which of the following tests would a test-retest reliability estimate be least appropriate?

Which of the following is appropriate for determining the reliability of a criterion-referenced instrument?

In evaluating an instrument's reliability, a counselor should:

The Spearman-Brown formula is used:

Measurement experts generally suggest that counselors should use ________ in interpreting a client's test score results.

If the reliability coefficient of an instrument is .91, and the standard deviation is 10, then a client's score of 59 could be interpreted that 95 percent of the time his/her true score will fall between _____ and _____ using standard error of measurement

As the reliability of an instrument increases, the standard error of measurement _______.

The most significant difficulty with estimating reliability with the alternate or parallel forms procedure is:

A correlation coefficient is an indicator of:

A different reliability model from the "true score" or "classical" model is the:

Standard error of measurement is designed to:

According to classical test theory, if the observed variance of a test is 50 and the true variance is 40, what is the estimated reliability of the test?

If we interpreted a reliability coefficient to indicate that 80% of the variance was true variance to observed variance, what would be the ratio of error variance to observed variance?

Which of the following correlation coefficients shows the strongest relationship

A reliability coefficient provides a measure of:

The ABC Self-Concept Inventory has a split-half reliability coefficient of .90, and the XYZ Self-Concept Inventory has a Spearman-Brown reliability coefficient of .90.If all other factors are equal, which instrument would you choose to use?

Assessment in Counseling

Basic Assessment Principles

Validity and Item Analysis

Selection, Administration, Scoring, Communicating Assessment Results

Initial Assessment in Counseling

Intelligence General Ability Testing

Measuring Achievement Aptitude:applications for Counseling

Assessment in Career Counseling

Appraisal of Personality

Assessment in Marriage Family Counseling

Assessment and Diagnosis

Using Assessment in Counseling

Ethical and Legal Issues in Assessment

Issues Related to Assessment With Diverse Populations

Technological Applications and Future Trends

Filters

If the reliability coefficient of an instrument is .91, and the standard deviation is 10, then a client's score of 59 could be interpreted that 95 percent of the time his/her true score will fall between _ and _ using standard error of measurement