Question 1

Attrition will impact:

Accepted Answer

A)  Number of groups 
B)  Number of subjects 
C)  Reliability 
D)  Length of experiment 
A)  Number of groups 
B)  Number of subjects 
C)  Reliability 
D)  Length of experiment B

Question 2

Threats to the validity of a study include:

Accepted Answer

A)  Sampling bias 
B)  Large sample size 
C)  Use of appropriate statistical tests 
D)  Blinding 
A)  Sampling bias 
B)  Large sample size 
C)  Use of appropriate statistical tests 
D)  Blinding A

Question 3

A study design in which subjects are randomly assigned to and participate in only one of two groups is called:

Accepted Answer

A)  Quasi-experimental study 
B)  Crossover design 
C)  Within-subjects design 
D)  Independent groups design 
A)  Quasi-experimental study 
B)  Crossover design 
C)  Within-subjects design 
D)  Independent groups design D

Question 4

A study design in which subjects are randomly assigned to groups and the groups complete the conditions of a study in random order is called:

Accepted Answer

A)  Quasi-experimental study 
B)  Crossover design 
C)  Between-subjects design 
D)  Independent groups design 
A)  Quasi-experimental study 
B)  Crossover design 
C)  Between-subjects design 
D)  Independent groups design

Question 5

A study is designed to investigate the difference between two different intensities of ultrasound as well as two different durations of ultrasound treatment for treatment of diabetic ulcers. This research design would be classified as:

Accepted Answer

A)  One-way (single factor) design 
B)  Two-way (two factor) design 
C)  Three-way (three factor) design 
D)  Four-way (four factor) design 
A)  One-way (single factor) design 
B)  Two-way (two factor) design 
C)  Three-way (three factor) design 
D)  Four-way (four factor) design

Question 6

A washout period is incorporated into a research design to minimize:

Accepted Answer

A)  Crossover effect 
B)  Carryover effect 
C)  Bias 
D)  Blinding 
A)  Crossover effect 
B)  Carryover effect 
C)  Bias 
D)  Blinding

Question 7

A method for ensuring that individuals involved in a study do not know the group classification of subjects is called:

Accepted Answer

A)  Masking 
B)  Washout 
C)  Carryover 
D)  Crossover 
A)  Masking 
B)  Washout 
C)  Carryover 
D)  Crossover

Question 8

PTAs should be able to read, understand, and appraise experimental research because it is primarily used to investigate:

Accepted Answer

A)  Diagnostics 
B)  Interventions 
C)  Outcomes 
D)  Prognostic factors 
A)  Diagnostics 
B)  Interventions 
C)  Outcomes 
D)  Prognostic factors

Question 9

A study design that lacks random assignment, a comparison group, or both, is called:

Accepted Answer

A)  Quasi-experimental study 
B)  Crossover design 
C)  Within-subjects design 
D)  Independent groups design 
A)  Quasi-experimental study 
B)  Crossover design 
C)  Within-subjects design 
D)  Independent groups design

Question 10

Which of the following is not a classification of control group?

Accepted Answer

A)  No-treatment control group 
B)  Placebo control group 
C)  Experimental control group 
D)  Active control group 
A)  No-treatment control group 
B)  Placebo control group 
C)  Experimental control group 
D)  Active control group

Question 11

A study design feature that allows a researcher to use the change in a subject's measurements over the study period as a dependent variable is called:

Accepted Answer

A)  Between-subjects design 
B)  Pretest-posttest design 
C)  Factorial design 
D)  Control group design 
A)  Between-subjects design 
B)  Pretest-posttest design 
C)  Factorial design 
D)  Control group design

Question 12

A study design that includes a single independent variable is called:

Accepted Answer

A)  Two-way design 
B)  Factorial design 
C)  One-way design 
D)  Single-blind study 
A)  Two-way design 
B)  Factorial design 
C)  One-way design 
D)  Single-blind study

Attrition will impact:

Threats to the validity of a study include:

A study design in which subjects are randomly assigned to and participate in only one of two groups is called:

A study design in which subjects are randomly assigned to groups and the groups complete the conditions of a study in random order is called:

A study is designed to investigate the difference between two different intensities of ultrasound as well as two different durations of ultrasound treatment for treatment of diabetic ulcers. This research design would be classified as:

A washout period is incorporated into a research design to minimize:

A method for ensuring that individuals involved in a study do not know the group classification of subjects is called:

PTAs should be able to read, understand, and appraise experimental research because it is primarily used to investigate:

A study design that lacks random assignment, a comparison group, or both, is called:

Which of the following is not a classification of control group?

A study design feature that allows a researcher to use the change in a subject's measurements over the study period as a dependent variable is called:

A study design that includes a single independent variable is called:

The Development of Evidence Based Practice

Components of Evidence Based Practice, Patient Values and Circumstances in Evidence Based Practice

Research Terminology

Exploratory Research

Descriptive Research

Research Reviews and Secondary Sources

Formulating a Focused Clinical Question

Locating the Evidence: Sources and Levels of Evidence

Locating the Evidence: Search Engines and Databases

Locating the Evidence: Search Strategies

Critically Appraising the Evidence

Applying the Evidence to Patient Care

Filters

Exam 4: Experimental Research

Attrition will impact:

Threats to the validity of a study include:

A study design in which subjects are randomly assigned to and participate in only one of two groups is called:

A study design in which subjects are randomly assigned to groups and the groups complete the conditions of a study in random order is called:

A study is designed to investigate the difference between two different intensities of ultrasound as well as two different durations of ultrasound treatment for treatment of diabetic ulcers. This research design would be classified as:

A washout period is incorporated into a research design to minimize:

A method for ensuring that individuals involved in a study do not know the group classification of subjects is called:

PTAs should be able to read, understand, and appraise experimental research because it is primarily used to investigate:

A study design that lacks random assignment, a comparison group, or both, is called:

Which of the following is not a classification of control group?

A study design feature that allows a researcher to use the change in a subject's measurements over the study period as a dependent variable is called:

A study design that includes a single independent variable is called:

The Development of Evidence Based Practice

Components of Evidence Based Practice, Patient Values and Circumstances in Evidence Based Practice

Research Terminology

Exploratory Research

Descriptive Research

Research Reviews and Secondary Sources

Formulating a Focused Clinical Question

Locating the Evidence: Sources and Levels of Evidence

Locating the Evidence: Search Engines and Databases

Locating the Evidence: Search Strategies

Critically Appraising the Evidence

Applying the Evidence to Patient Care

Filters