Question 1

Which of the following is true of split-half reliability?

Accepted Answer

A)  It is relatively straightforward and easy to calculate. 
B)  It is otherwise known as Cohen's kappa. 
C)  It is assessed by measuring the same individuals at two points in time. 
D)  It is a commonly used indicator of interrater reliability.

Question 2

In the context of reliability,reliability coefficient shows _____ between two variables.

Accepted Answer

A)  correlation 
B)  randomization 
C)  reactivity strength 
D)  construct validity

Question 3

True score and measurement error are two important components of a(n)_____.

Accepted Answer

A)  retest 
B)  coefficient 
C)  interval 
D)  measure

Question 4

The reactivity of a measure can be reduced by:

Accepted Answer

A)  evaluating the participant rapidly. 
B)  allowing participants to get accustomed to being observed. 
C)  devising lengthy measures that require a long time for evaluation. 
D)  recording variables directly.

Question 5

Alan is attentive to customers when his supervisor is present but inattentive when his supervisor is absent.In this scenario,Alan's behavior exemplifies _____.

Accepted Answer

A)  consistency 
B)  reliability 
C)  validity 
D)  reactivity

Question 6

Alfredo is developing a test to measure an individual's anxiety in new situations.If the items on the measure represent the symptoms that define the anxiety construct,the measure is said to have _____ validity.

Accepted Answer

A)  concurrent 
B)  correlational 
C)  convergent 
D)  content

Question 7

_____ reliability is assessed by measuring the same individuals at two points in time.

Accepted Answer

A)  Test-retest 
B)  Interrater 
C)  Alternate forms 
D)  Split-half

Question 8

In _____ validity,scores on the measure are not related to other measures that are theoretically different.

Accepted Answer

A)  convergent 
B)  divergent 
C)  concurrent 
D)  discriminant

Question 9

In the context of reactivity of measures,a measure is said to be reactive if:

Accepted Answer

A)  the measurement is unobtrusive. 
B)  same individuals are measured at two points in time during a research. 
C)  awareness of being measured changes an individual's behavior. 
D)  the measurement is unreliable.

Question 10

In the context of components of a measure,a test containing high _____ is associated with greater variability.

Accepted Answer

A)  true score 
B)  measurement error 
C)  reliability 
D)  validity

Question 11

A researcher conducts an experiment to establish a relationship between a chess player's mental stability and his performance in the game.He finds that the two have a Pearson product-moment correlation coefficient value of +1.00.This means the two variables-mental stability and performance-have a _____ relationship.

Accepted Answer

A)  negative linear 
B)  curvilinear 
C)  nonlinear 
D)  positive linear

Question 12

Exercise is a measure of physical fitness.However,exercise also correlates with good health,which is also a measure of physical fitness.This type of correlation between two measures of the same construct is an example of _____ validity.

Accepted Answer

A)  convergent 
B)  divergent 
C)  face 
D)  internal

Question 13

Toby,a researcher,finds that his score on honesty has a high correlation with his score on integrity,which are both measures of character.In the context of construct validity of measures,this finding is an example of _____ validity.

Accepted Answer

A)  convergent 
B)  discriminant 
C)  face 
D)  predictive

Question 14

Which statement accurately differentiates face validity and discriminant validity?

Accepted Answer

A)  In face validity,the content of the measure appears to reflect the construct being measured,whereas in discriminant validity,scores on the measure are not related to other measures that are theoretically different. 
B)  In face validity,scores on the measure predict behavior on a criterion measured at a future time,whereas in discriminant validity,scores on the measure are related to a criterion measured at the same time concurrently. 
C)  In face validity,scores on the measure are related to other measures of the same construct,whereas in discriminant validity,the content of the measure is linked to the universe of content that defines the construct. 
D)  In face validity,scores on the measure have no correlation with construct,whereas in discriminant validity,scores on the measure are related to other measures of a different construct.

Question 15

Split-half reliability is as an indicator of _____.

Accepted Answer

A)  curvilinear relationship 
B)  discriminant validity 
C)  internal consistency 
D)  convergent validity

Question 16

The value of Cronbach's alpha is based on an average of:

Accepted Answer

A)  the values obtained for test-retest and reactivity scores. 
B)  all inter-item correlations coefficients and the number of items in the measure. 
C)  all items of the tests given to different individuals. 
D)  the correlation between scores on a shortened version and a longer version of the measure.

Question 17

In the context of Pearson product-moment correlation coefficient,the closer a correlation is to 1.00,the _____ is the relationship between two variables.

Accepted Answer

A)  more indirect 
B)  weaker 
C)  more subtle 
D)  stronger

Question 18

Identify a similarity between content validity and face validity.

Accepted Answer

A)  Both focus on scores on the measures that are not related to other measures that are theoretically different. 
B)  Both focus on scores on the measures that are related to other measures of the same construct. 
C)  Both focus on assessing whether the content of a measure reflects the meaning of the construct being measured. 
D)  Both are important when studying measures that are designed to improve researchers' ability to make predictions.

Question 19

In the context of variables and measurement scales,the difference between the numbers on the scale is meaningful in a(n)_____ scale.

Accepted Answer

A)  nominal 
B)  ordinal 
C)  interval 
D)  cardinal

Question 20

In the context of variables and measurement scales,categorizing automobiles as American-made or foreign-made is an example of a(n)_____ scale.

Accepted Answer

A)  ratio 
B)  ordinal 
C)  interval 
D)  nominal

Exam 5: Measurement Concepts