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The effective range of a measure helps in determining a measure's

The effective range of a measure helps in determining a measure's

The effective range of a measure helps in determining a measure's
A) length.
B) cost.
C) test-retest reliability.
D) appropriateness for a particular group of participants.

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Which of the following operational definitions of a variable would suffer from an effective range pr

Which of the following operational definitions of a variable would suffer from an effective range pr

Which of the following operational definitions of a variable would suffer from an effective range problem?
A) a standard IQ test administered to high school seniors in a study of the relationship of intelligence to dating patterns
B) a very difficult mathematics reasoning test given to a group of college mathematics majors in a study to determine the effects of high anxiet

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In the development of a new measure of job satisfaction, the researchers give the measures twice to

In the development of a new measure of job satisfaction, the researchers give the measures twice to

In the development of a new measure of job satisfaction, the researchers give the measures twice to the same participants at 6-month intervals in order to establish
A) test-retest reliability.
B) interrater reliability.
C) a correlation coefficient.
D) social desirability.

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Which of the following would be expected to have the highest internal consistency reliability?

Which of the following would be expected to have the highest internal consistency reliability?

Which of the following would be expected to have the highest internal consistency reliability?
A) a 100-item comprehensive final
B) a 100-item test covering several chapters
C) a 100-item quiz covering one topic
D) an essay test comprised of two essays

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Internal consistency reliability will generally be higher when

Internal consistency reliability will generally be higher when

Internal consistency reliability will generally be higher when
A) fewer observations make up an individual score.
B) more observations make up an individual score.
C) one observation makes up an individual score.
D) None of the above

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Internal consistency reliability is high when

Internal consistency reliability is high when

Internal consistency reliability is high when
A) each of the items or observations correlate with each other.
B) each of the items or observations do not correlate with each other.
C) measurements at different times correlate with each other.
D) measurements at different times do not correlate with each other.

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If a measure remains consistent over time, the measure is said to demonstrate

If a measure remains consistent over time, the measure is said to demonstrate

If a measure remains consistent over time, the measure is said to demonstrate
A) time validity.
B) internal consistency reliability.
C) test-retest reliability.
D) interrater reliability.

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Which type of reliability would provide an index of the stability of a variable?

Which type of reliability would provide an index of the stability of a variable?

Which type of reliability would provide an index of the stability of a variable?
A) interrater reliability
B) test-retest reliability
C) inter-subject stability
D) internal consistency reliability

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The type of reliability based on comparing two measurements of the variable at different times is

The type of reliability based on comparing two measurements of the variable at different times is

The type of reliability based on comparing two measurements of the variable at different times is
A) interrater.
B) inter-measurement.
C) test-retest.
D) internal consistency.

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Which of the following errors will reduce the validity of a measure of the weight of a person withou

Which of the following errors will reduce the validity of a measure of the weight of a person withou

Which of the following errors will reduce the validity of a measure of the weight of a person without reducing the reliability of the measure?
A) The scale is not properly adjusted so that it always gives a reading that is six pounds too low.
B) Participants are weighed wearing whatever clothes they happen to be wearing when they walk into the laboratory.
C) Two diffe

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The procedure used most often to quantify degrees of validity and reliability is

The procedure used most often to quantify degrees of validity and reliability is

The procedure used most often to quantify degrees of validity and reliability is
A) a chi-square test.
B) an analysis of variance (ANOVA).
C) a correlation coefficient.
D) the multivariate analysis coefficient.

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Factors contributing to reliability include all of the following EXCEPT

Factors contributing to reliability include all of the following EXCEPT

Factors contributing to reliability include all of the following EXCEPT
A) the precision and clarity of the operational definition of the construct.
B) the care and precision with which we carry out the measures and follow procedures of the operational definition.
C) the attention we pay to making sure we have a large number of participants.
D) the number of inde

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Which of the following could seriously affect research results?

Which of the following could seriously affect research results?

Which of the following could seriously affect research results?
A) scale attenuation effects
B) effective range of a scale
C) reliability
D) All of the above

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All of the following contribute to reliability EXCEPT

All of the following contribute to reliability EXCEPT

All of the following contribute to reliability EXCEPT
A) the precision and clarity of the operational definition.
B) the number of independent observations on which the score is based.
C) the validity of the measure.
D) the precision with which the procedures outlined in the operational definition are followed.

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Reliability is usually quantified by using

Reliability is usually quantified by using

Reliability is usually quantified by using
A) test-retest coefficients.
B) correlation coefficients.
C) standard deviations.
D) reliability deviations.

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Which of the following is NOT a type of reliability?

Which of the following is NOT a type of reliability?

Which of the following is NOT a type of reliability?
A) test-retest
B) interrater
C) internal consistency
D) effective range

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In a study of the credibility of eyewitness testimony, at least two independent raters view video ta

In a study of the credibility of eyewitness testimony, at least two independent raters view video ta

In a study of the credibility of eyewitness testimony, at least two independent raters view video tapes and make ratings. What is the purpose of comparing these ratings?
A) to increase the internal validity
B) to aid in making operational definitions
C) to establish test-retest reliability
D) to establish interrater reliability

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A researcher is concerned about whether his eye color measurement device will be consistent in its m

A researcher is concerned about whether his eye color measurement device will be consistent in its m

A researcher is concerned about whether his eye color measurement device will be consistent in its measure of eye color. The researcher is concerned about
A) validity.
B) reliability.
C) internal consistency.
D) scale attenuation effects and validity.

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Reliability of a measure refers to

Reliability of a measure refers to

Reliability of a measure refers to
A) whether it is an accurate reflection of the characteristic in the participants.
B) the reproducibility factor.
C) the reproducibility of an accurate reflection of the characteristic.
D) whether researchers can depend on it.

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When two independent raters make ratings that agree with one another, the measure used is said to de

When two independent raters make ratings that agree with one another, the measure used is said to de

When two independent raters make ratings that agree with one another, the measure used is said to demonstrate
A) test-retest reliability.
B) interrater reliability.
C) split-half reliability.
D) internal consistency reliability.

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The type of reliability that involves two observers is

The type of reliability that involves two observers is

The type of reliability that involves two observers is
A) test-retest.
B) internal consistency.
C) interrater.
D) internal raters.

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The reproducibility of a measure is referred to as

The reproducibility of a measure is referred to as

The reproducibility of a measure is referred to as
A) the reliability of the measure.
B) the validity of the measure.
C) the veracity of the measure.
D) the verisimilitude of the measure.

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In order to carry out independent ratings,

In order to carry out independent ratings,

In order to carry out independent ratings,
A) raters must be blind to the participants' behavior.
B) the measures must be at the ratio scale of measurement.
C) raters must be blind to the ratings of other raters.
D) the study must be at the experimental level of constraint.

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Operational definitions should take into account

Operational definitions should take into account

Operational definitions should take into account
A) theory.
B) past research.
C) the demands of the study.
D) All of the above

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Developing a good operational definition depends on

Developing a good operational definition depends on

Developing a good operational definition depends on
A) making arbitrary decisions about how best to measure a variable.
B) a combination of a knowledge of past research and making some arbitrary decisions.
C) a knowledge of past research wisdom.
D) sheer luck in picking the right definition.

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Developing an operational definition involves combining

Developing an operational definition involves combining

Developing an operational definition involves combining
A) past research and statistical output.
B) statistical output and arbitrary decisions.
C) information from past research and procedural output.
D) information from past research and arbitrary decisions.

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Which of the following variables would be most difficult to operationally define?

Which of the following variables would be most difficult to operationally define?

Which of the following variables would be most difficult to operationally define?
A) anxiety
B) intelligence
C) theory
D) athletic ability

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Operational definitions must be (Multiple Choice Question)

Operational definitions must be (Multiple Choice Question)

Operational definitions must be
A) very specific and detailed.
B) conceptual and not cluttered with detail.
C) easy to use and not require external equipment.
D) very scientific and factual.

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Feelings such as sadness, stress, and fear can be studied by

Feelings such as sadness, stress, and fear can be studied by

Feelings such as sadness, stress, and fear can be studied by
A) operationally defining a set of procedures for manipulating those feelings.
B) practically defining a set of procedures for manipulating those feelings.
C) operationally defining a set of procedures for directly observing those feelings.
D) They cannot be studied effectively.

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Which of the following are not part of operational definitions?

Which of the following are not part of operational definitions?

Which of the following are not part of operational definitions?
A) instructions to participants
B) statistical analyses
C) questionnaires used to measure the variable
D) units of measurement

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Which of the following would be a good operational definition for the manipulated independent variab

Which of the following would be a good operational definition for the manipulated independent variab

Which of the following would be a good operational definition for the manipulated independent variable of "level of anxiety"?
A) a person's score on a well validated measure of anxiety
B) a person's self-report of how anxious he or she was in a given situation
C) the characteristics of the situation each person was placed in as part of the study (e

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A good operational definition of a research variable

A good operational definition of a research variable

A good operational definition of a research variable
A) specifies the type of statistical analysis to be employed.
B) defines a variable on a consensual basis.
C) defines the procedure so precisely that another researcher could easily perform the same procedure by following the description.
D) defines the variable in terms of its frequency, duration, and intensit

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In the example mentioned in the text of relaxation training for autistic children, the operational d

In the example mentioned in the text of relaxation training for autistic children, the operational d

In the example mentioned in the text of relaxation training for autistic children, the operational definition for the independent variable was
A) the children's scores on an autism inventory.
B) the set of explicit relaxation procedures followed by the researcher.
C) the measurement of parameters of relaxation.
D) the level of disruptive behavior prior to th

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Replication of research is made possible chiefly by

Replication of research is made possible chiefly by

Replication of research is made possible chiefly by
A) research grants.
B) the researcher's fervor.
C) good operational definitions of the variables.
D) sophisticated statistical procedures.

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In the example in the book on the study of autistic children, the independent variable was

In the example in the book on the study of autistic children, the independent variable was

In the example in the book on the study of autistic children, the independent variable was
A) disruptive behavior.
B) relaxation.
C) violent behavior.
D) autistic behavior.

Referencing Help   Cremeux   170   3   stylez   9 years ago

As mentioned in the text, one purpose of having a good operational definition is to make

As mentioned in the text, one purpose of having a good operational definition is to make

As mentioned in the text, one purpose of having a good operational definition is to make
A) replication of research possible.
B) research more interesting and popular.
C) research acceptable.
D) research more popular.

Referencing Help   Cremeux   171   3   stylez   9 years ago

An operational definition of a variable

An operational definition of a variable

An operational definition of a variable
A) defines the variable in lay terms and is understandable to everyone.
B) defines how the variable will be measured or manipulated.
C) has nothing to do with the activities of the researcher, since the researcher should be blind.
D) is the same as the dictionary definition.

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When research assistants went to measure participants' height, they found the units of measurement (

When research assistants went to measure participants' height, they found the units of measurement (

When research assistants went to measure participants' height, they found the units of measurement (inches or centimeters) had not been specified by the researcher. This is an example of
A) measurement error.
B) measurement confusion.
C) an incomplete operational definition.
D) an incomplete practical definition.

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An operational definition is a definition of the

An operational definition is a definition of the

An operational definition is a definition of the
A) operating principles.
B) procedures used to operate any instruments.
C) statistical operations to be used in analyzing the data.
D) procedures used to measure or manipulate a variable.

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Carefully defined operational definitions will assure that the measure is

Carefully defined operational definitions will assure that the measure is

Carefully defined operational definitions will assure that the measure is
A) both valid and reliable.
B) valid, but not necessarily reliable.
C) reliable, but not necessarily valid.
D) None of the above

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