SPCE 630 Module 2 Exam |Questions and Answers Latest Updated 2026 (Graded
A+)1
SPCE 630 Module 2 & Final Exam Q&A
Applied Behavior Analysis & Single-Case Research Design
MODULE 1-2: Scientific Understanding & Internal Validity
Question 1: Inconsistent implementation of condition protocols refers to which
threat to internal validity?
A. Maturation
B. Procedural infidelity
C. Attrition
D. Testing
Correct Answer: B. Procedural infidelity
,Rationale: Procedural infidelity (also called treatment infidelity or implementation
fidelity) refers to the inconsistent application of experimental conditions, which
threatens the internal validity of a study.
Question 2: Which level of scientific understanding includes observation and
accurate description of phenomena?
A. Prediction
B. Control
C. Description
D. Correlation
Correct Answer: C. Description
Rationale: Description is the foundational level of scientific understanding that
involves systematic observation and accurate documentation of phenomena.
,Question 3: Which level of scientific understanding refers to reliable change
produced by change in the independent variable?
A. Description
B. Prediction
C. Control
D. Correlation
Correct Answer: C. Control
Rationale: Control refers to the highest level of scientific understanding where
systematic manipulation of the independent variable reliably produces a change
in the dependent variable, establishing a functional relationship.
Question 4: Respect for persons, beneficence, and justice are ethical principles
outlined in the:
, A. APA Ethical Guidelines
B. Belmont Report
C. IRB Handbook
D. Declaration of Helsinki
Correct Answer: B. Belmont Report
Rationale: The Belmont Report (1979) outlines three core ethical principles for
human subject research: respect for persons, beneficence, and justice.
Question 5: The committee responsible for examining proposed studies to ensure
human participant safety and ethical compliance is the:
A. APA Ethics Committee
B. IRB (Institutional Review Board)
A+)1
SPCE 630 Module 2 & Final Exam Q&A
Applied Behavior Analysis & Single-Case Research Design
MODULE 1-2: Scientific Understanding & Internal Validity
Question 1: Inconsistent implementation of condition protocols refers to which
threat to internal validity?
A. Maturation
B. Procedural infidelity
C. Attrition
D. Testing
Correct Answer: B. Procedural infidelity
,Rationale: Procedural infidelity (also called treatment infidelity or implementation
fidelity) refers to the inconsistent application of experimental conditions, which
threatens the internal validity of a study.
Question 2: Which level of scientific understanding includes observation and
accurate description of phenomena?
A. Prediction
B. Control
C. Description
D. Correlation
Correct Answer: C. Description
Rationale: Description is the foundational level of scientific understanding that
involves systematic observation and accurate documentation of phenomena.
,Question 3: Which level of scientific understanding refers to reliable change
produced by change in the independent variable?
A. Description
B. Prediction
C. Control
D. Correlation
Correct Answer: C. Control
Rationale: Control refers to the highest level of scientific understanding where
systematic manipulation of the independent variable reliably produces a change
in the dependent variable, establishing a functional relationship.
Question 4: Respect for persons, beneficence, and justice are ethical principles
outlined in the:
, A. APA Ethical Guidelines
B. Belmont Report
C. IRB Handbook
D. Declaration of Helsinki
Correct Answer: B. Belmont Report
Rationale: The Belmont Report (1979) outlines three core ethical principles for
human subject research: respect for persons, beneficence, and justice.
Question 5: The committee responsible for examining proposed studies to ensure
human participant safety and ethical compliance is the:
A. APA Ethics Committee
B. IRB (Institutional Review Board)
