Question 1

If a father who is abusive consistently denies being abusive, his self-report is reliable but not valid.

Accepted Answer

A) True 
 B)False  True

Question 2

Quantitative methods are more likely than qualitative methods to develop precise and generalizable findings.

Accepted Answer

A) True 
 B)False  True

Question 3

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in reducing the number of future incidents of child neglect among substance abusing parents, and to assess whether the comparative effectiveness of the interventions varies depending upon the ethnicity of the parents? In this study what type of variable is parental ethnicity?

Accepted Answer

A) Independent. 
B) Moderating. 
C) Dependent. 
D) Mediating. 
A) Independent. 
B) Moderating. 
C) Dependent. 
D) Mediating. B

Question 4

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in alleviating the severity trauma symptoms among female victims of rape? Which of the following is the independent variable in this study?

Accepted Answer

A) Cognitive behavioral therapy 
B) Severity of trauma symptoms 
C) Gender 
D) Type of therapy 
A) Cognitive behavioral therapy 
B) Severity of trauma symptoms 
C) Gender 
D) Type of therapy

Question 5

The safest way to obtain a representative sample is by using non-probability sampling procedures.

Accepted Answer

A) True 
 B)False

Question 6

The ratio level of measurement can be collapsed to the ordinal level of measurement.

Accepted Answer

A) True 
 B)False

Question 7

Male is an example of a variable.

Accepted Answer

A) True 
 B)False

Question 8

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 9

Which of the following best illustrates an operational definition of child neglect?

Accepted Answer

A) Leaving the child in a dangerous situation. 
B) Not taking proper care of the child. 
C) Court records showing that an incident of child neglect occurred. 
D) All of the these. 
A) Leaving the child in a dangerous situation. 
B) Not taking proper care of the child. 
C) Court records showing that an incident of child neglect occurred. 
D) All of the these.

Question 10

Ethnicity is an example of a variable at the ordinal level of measurement.

Accepted Answer

A) True 
 B)False

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

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in reducing the number of future incidents of child neglect among substance abusing parents? Which of the following is the dependent variable in this study?

Accepted Answer

A) The number of future incidents of abuse 
B) Type of therapy 
C) Eclectic therapy 
D) Substance abuse 
A) The number of future incidents of abuse 
B) Type of therapy 
C) Eclectic therapy 
D) Substance abuse

Question 13

Which of the following statements is correct regarding variables or attributes?

Accepted Answer

A) Female is a variable. 
B) Gender is an attribute. 
C) Variables must contain more than one attribute and thus be capable of varying. 
D) Attributes should contain at least two variables. 
A) Female is a variable. 
B) Gender is an attribute. 
C) Variables must contain more than one attribute and thus be capable of varying. 
D) Attributes should contain at least two variables.

Question 14

If clients who receive an intervention have better outcomes than clients who do not receive that intervention, then that is a sufficient basis for inferring that the intervention is effective.

Accepted Answer

A) True 
 B)False

Question 15

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in alleviating the severity trauma symptoms among female victims of rape.Clients are assigned to one or the other of the foregoing two therapies based on which seems most appropriate for them in light of a thorough, reliable and valid clinical assessment.The severity of trauma symptoms is measured before and after treatment, using a valid and unbiased form of measurement.Which of the following statements is/are true about this study?

Accepted Answer

A) The design enables us to rule out plausible alternative explanations for differences in outcome between the two treatment groups. 
B) It uses an experimental design. 
C) Both a and b above are true. 
D) It is a quasi-experiment that is vulnerable to a selectivity bias. 
A) The design enables us to rule out plausible alternative explanations for differences in outcome between the two treatment groups. 
B) It uses an experimental design. 
C) Both a and b above are true. 
D) It is a quasi-experiment that is vulnerable to a selectivity bias.

Question 16

Which of the following variables could NOT be collapsed to a lower level of measurement?

Accepted Answer

A) Number of child neglect incidents. 
B) Level of satisfaction with agency services. 
C) Gender. 
D) Severity of trauma symptoms. 
A) Number of child neglect incidents. 
B) Level of satisfaction with agency services. 
C) Gender. 
D) Severity of trauma symptoms.

Question 17

Quasi-experiments randomly assign clients to treatment conditions.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following best describes the difference between qualitative and quantitative research methods?

Accepted Answer

A) Qualitative methods are more likely to emphasize precision and objectivity. 
B) Quantitative studies are more likely to probe for deeper, underlying meanings. 
C) Quantitative studies are more likely to emphasize precision and objectivity. 
D) None of these. 
A) Qualitative methods are more likely to emphasize precision and objectivity. 
B) Quantitative studies are more likely to probe for deeper, underlying meanings. 
C) Quantitative studies are more likely to emphasize precision and objectivity. 
D) None of these.

Question 19

In measuring quality of parenting, which of the following options is least obtrusive (eg., most unobtrusive?

Accepted Answer

A) Observe parents interacting with children in their home. 
B) Having parents complete a self-report scale about parenting skills. 
C) Court records showing whether an incident of child neglect occurred.. 
D) Ask children about how their parents treat them. 
A) Observe parents interacting with children in their home. 
B) Having parents complete a self-report scale about parenting skills. 
C) Court records showing whether an incident of child neglect occurred.. 
D) Ask children about how their parents treat them.

Question 20

At what level of measurement is the variable ethnicity?

Accepted Answer

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

If a father who is abusive consistently denies being abusive, his self-report is reliable but not valid.

Quantitative methods are more likely than qualitative methods to develop precise and generalizable findings.

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in alleviating the severity trauma symptoms among female victims of rape? Which of the following is the independent variable in this study?

The safest way to obtain a representative sample is by using non-probability sampling procedures.

The ratio level of measurement can be collapsed to the ordinal level of measurement.

Male is an example of a variable.

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

Which of the following best illustrates an operational definition of child neglect?

Ethnicity is an example of a variable at the ordinal level of measurement.

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

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in reducing the number of future incidents of child neglect among substance abusing parents? Which of the following is the dependent variable in this study?

Which of the following statements is correct regarding variables or attributes?

If clients who receive an intervention have better outcomes than clients who do not receive that intervention, then that is a sufficient basis for inferring that the intervention is effective.

Which of the following variables could NOT be collapsed to a lower level of measurement?

Quasi-experiments randomly assign clients to treatment conditions.

Which of the following best describes the difference between qualitative and quantitative research methods?

In measuring quality of parenting, which of the following options is least obtrusive (eg., most unobtrusive?

At what level of measurement is the variable ethnicity?

Why Study Statistics

Use of Statistics in Evidence-Based Practice

Frequency Distributions

Graphs and Charts

Measures of Central Tendency

Measures of Dispersion

Types of Distributions

Z-Scores, Percentiles and Effect Size

Probability and Sampling Distributions

Hypothesis Testing and Statistical Significance

Type I and Type Ii Errors

Interpreting the Strength and Importance of Relationships

The T-Test

Analysis of Variance

Cross Tabulation and Chi-Square

Correlation

Regression Analysis

Applications to Single-System Evaluation Designs

Filters

Exam 3: Review of Key Research Methodology Concepts and Terms

If a father who is abusive consistently denies being abusive, his self-report is reliable but not valid.

Quantitative methods are more likely than qualitative methods to develop precise and generalizable findings.

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in alleviating the severity trauma symptoms among female victims of rape? Which of the following is the independent variable in this study?

The safest way to obtain a representative sample is by using non-probability sampling procedures.

The ratio level of measurement can be collapsed to the ordinal level of measurement.

Male is an example of a variable.

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

Which of the following best illustrates an operational definition of child neglect?

Ethnicity is an example of a variable at the ordinal level of measurement.

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

A study is conducted to test the hypothesis that cognitive behavioral therapy is more effective than eclectic therapy in reducing the number of future incidents of child neglect among substance abusing parents? Which of the following is the dependent variable in this study?

Which of the following statements is correct regarding variables or attributes?

If clients who receive an intervention have better outcomes than clients who do not receive that intervention, then that is a sufficient basis for inferring that the intervention is effective.

Which of the following variables could NOT be collapsed to a lower level of measurement?

Quasi-experiments randomly assign clients to treatment conditions.

Which of the following best describes the difference between qualitative and quantitative research methods?

In measuring quality of parenting, which of the following options is least obtrusive (eg., most unobtrusive?

At what level of measurement is the variable ethnicity?

Why Study Statistics

Use of Statistics in Evidence-Based Practice

Frequency Distributions

Graphs and Charts

Measures of Central Tendency

Measures of Dispersion

Types of Distributions

Z-Scores, Percentiles and Effect Size

Probability and Sampling Distributions

Hypothesis Testing and Statistical Significance

Type I and Type Ii Errors

Interpreting the Strength and Importance of Relationships

The T-Test

Analysis of Variance

Cross Tabulation and Chi-Square

Correlation

Regression Analysis

Applications to Single-System Evaluation Designs

Filters