Question 1

Give an example of how gender could be a variable in one study and a constant in another.

Accepted Answer

Gender could be a variable in a study ex

Question 2

Concepts are:

Accepted Answer

A)  empirical measurements. 
B)  variables. 
C)  mental images. 
D)  hypotheses. 
E)  definitions. 
A)  empirical measurements. 
B)  variables. 
C)  mental images. 
D)  hypotheses. 
E)  definitions.

Question 3

Operationally define the concept child's school adjustment in three ways: once by using self-report,once by using direct observation,and once by using available records.Identify the advantages and disadvantages of each definition.

Accepted Answer

Operationally defining the concept of a

Question 4

If a relationship between two variables is spurious:

Accepted Answer

A)  it is curvilinear. 
B)  it can disappear when a third variable is controlled for. 
C)  it will remain unchanged when a third variable is controlled for. 
D)  it involves a mediating variable. 
A)  it is curvilinear. 
B)  it can disappear when a third variable is controlled for. 
C)  it will remain unchanged when a third variable is controlled for. 
D)  it involves a mediating variable.

Question 5

Which of the following statements,as currently stated and without the need for rewording,comes closest to being a useful hypothesis?

Accepted Answer

A)  The provision of case management services reduces the number of days spent in institutions. 
B)  The provision of case management services should be increased. 
C)  The number of days spent in institutions can be decreased. 
D)  The greater the number of days spent in institutions, the fewer the number of days spent outside of institutions. 
A)  The provision of case management services reduces the number of days spent in institutions. 
B)  The provision of case management services should be increased. 
C)  The number of days spent in institutions can be decreased. 
D)  The greater the number of days spent in institutions, the fewer the number of days spent outside of institutions.

Question 6

In choosing an existing scale as an operational definition of self-esteem before and after an intervention,researchers should consider

Accepted Answer

A)  its length. 
B)  how difficult it will be for subjects to complete. 
C)  its sensitivity to change over time. 
D)  its reliability and validity. 
E)  all of these. 
A)  its length. 
B)  how difficult it will be for subjects to complete. 
C)  its sensitivity to change over time. 
D)  its reliability and validity. 
E)  all of these.

Question 7

At what level of measurement is the variable number of future incidents of child neglect?

Accepted Answer

A)  Nominal. 
B)  Ordinal. 
C)  Ratio. 
D)  Interval. 
A)  Nominal. 
B)  Ordinal. 
C)  Ratio. 
D)  Interval.

Question 8

If we find that test performance improves as level of anxiety increases from low to moderate amounts and then worsens as level of anxiety increases beyond moderate amounts,then we have found what type of relationship?

Accepted Answer

A)  positive. 
B)  negative. 
C)  curvilinear. 
D)  causal. 
A)  positive. 
B)  negative. 
C)  curvilinear. 
D)  causal.

Question 9

Which of the following statements is/are true about the qualitative perspective on operational definitions?

Accepted Answer

A)  We may not know the most salient variables before we implement the study. 
B)  We may not understand the variables well enough in advance to anticipate the best way to operationally define them. 
C)  Specifying variables only in terms of observable indicators is superficial. 
D)  All of these are true about the qualitative perspective. 
E)  None of these is true about the qualitative perspective. 
A)  We may not know the most salient variables before we implement the study. 
B)  We may not understand the variables well enough in advance to anticipate the best way to operationally define them. 
C)  Specifying variables only in terms of observable indicators is superficial. 
D)  All of these are true about the qualitative perspective. 
E)  None of these is true about the qualitative perspective.

Question 10

A study tests the hypothesis that the provision of social work intervention will reduce the school dropout rate.It finds that social work intervention reduces the dropout rate only of children whose families are experiencing high levels of family stress.In this study,what type of variable is "level of family stress"?

Accepted Answer

A)  independent variable. 
B)  dependent variable. 
C)  moderating variable. 
D)  mediating variable. 
A)  independent variable. 
B)  dependent variable. 
C)  moderating variable. 
D)  mediating variable.

Question 11

Number of children is an example of a variable at the ratio level of measurement.

Accepted Answer

A) True 
 B)False

Question 12

The terms attributes and categories mean the same thing when researchers are mentioning them in reference to their variables.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following statements is NOT true if you include only women in a study of a hypothesis:

Accepted Answer

A)  You rule out any effect that gender might have on the two variables under study. 
B)  Gender is a third variable in the study. 
C)  Female is a constant in the study. 
D)  You are controlling for the effects of gender. 
A)  You rule out any effect that gender might have on the two variables under study. 
B)  Gender is a third variable in the study. 
C)  Female is a constant in the study. 
D)  You are controlling for the effects of gender.

Question 14

There is only one acceptable operational definition for any given variable in social work research.

Accepted Answer

A) True 
 B)False

Give an example of how gender could be a variable in one study and a constant in another.

Concepts are:

Operationally define the concept child's school adjustment in three ways: once by using self-report,once by using direct observation,and once by using available records.Identify the advantages and disadvantages of each definition.

If a relationship between two variables is spurious:

Which of the following statements,as currently stated and without the need for rewording,comes closest to being a useful hypothesis?

In choosing an existing scale as an operational definition of self-esteem before and after an intervention,researchers should consider

At what level of measurement is the variable number of future incidents of child neglect?

If we find that test performance improves as level of anxiety increases from low to moderate amounts and then worsens as level of anxiety increases beyond moderate amounts,then we have found what type of relationship?

Which of the following statements is/are true about the qualitative perspective on operational definitions?

Number of children is an example of a variable at the ratio level of measurement.

The terms attributes and categories mean the same thing when researchers are mentioning them in reference to their variables.

Which of the following statements is NOT true if you include only women in a study of a hypothesis:

There is only one acceptable operational definition for any given variable in social work research.

Why Study Research

Evidence-Based Practice

Quantitative, qualitative, and Mixed Methods of Inquiry

Factors Influencing the Research Process

Ethical Issues in Social Work Research

Culturally Competent Research

Measurement in Quantitative and Qualitative Inquiry

Quantitative and Qualitative Measurement Instruments

Surveys

Sampling: Quantitative and Qualitative Approaches

Experiments and Quasi-Experiments

Single-Case Evaluation Designs

Program Evaluation

Additional Methods in Qualitative Inquiry

Analyzing Available Records: Quantitative and Qualitative Methods

Quantitative Data Analysis

Qualitative Data Analysis

Filters

Exam 7: Problem Formulation

Give an example of how gender could be a variable in one study and a constant in another.

Concepts are:

Operationally define the concept child's school adjustment in three ways: once by using self-report,once by using direct observation,and once by using available records.Identify the advantages and disadvantages of each definition.

If a relationship between two variables is spurious:

Which of the following statements,as currently stated and without the need for rewording,comes closest to being a useful hypothesis?

In choosing an existing scale as an operational definition of self-esteem before and after an intervention,researchers should consider

At what level of measurement is the variable number of future incidents of child neglect?

If we find that test performance improves as level of anxiety increases from low to moderate amounts and then worsens as level of anxiety increases beyond moderate amounts,then we have found what type of relationship?

Which of the following statements is/are true about the qualitative perspective on operational definitions?

Number of children is an example of a variable at the ratio level of measurement.

The terms attributes and categories mean the same thing when researchers are mentioning them in reference to their variables.

Which of the following statements is NOT true if you include only women in a study of a hypothesis:

There is only one acceptable operational definition for any given variable in social work research.

Why Study Research

Evidence-Based Practice

Quantitative, qualitative, and Mixed Methods of Inquiry

Factors Influencing the Research Process

Ethical Issues in Social Work Research

Culturally Competent Research

Measurement in Quantitative and Qualitative Inquiry

Quantitative and Qualitative Measurement Instruments

Surveys

Sampling: Quantitative and Qualitative Approaches

Experiments and Quasi-Experiments

Single-Case Evaluation Designs

Program Evaluation

Additional Methods in Qualitative Inquiry

Analyzing Available Records: Quantitative and Qualitative Methods

Quantitative Data Analysis

Qualitative Data Analysis

Filters