WGU C224 RESEARCH FOUNDATIONS PRE
ASSESSMENT 2026 COMPREHENSIVE
PRACTICE QUESTIONS AND VERIFIED
CORRECT ANSWERS WITH DETAILED
RATIONALES OBJECTIVE ASSESSMENT
(OA) EXAM REVIEW QUANTITATIVE,
QUALITATIVE, MIXED METHODS AND
ACTION RESEARCH GRADE A+ STUDY
GUIDE
What is theoretical validity? - CORRECT ANSWER -The degree to which the
researchers' explanations fit the data
What term refers to the extent to which a study's results can be generalized
across populations of persons, settings, times, outcomes, and treatment
variations? - CORRECT ANSWER -External validity
What does weakness minimization validity in mixed research refer to? -
CORRECT ANSWER -The degree to which mixed researchers combine
qualitative and quantitative approaches that have nonoverlapping
limitations
An action researcher designs a study that has weak internal validity.
, What might the researcher do to help strengthen the research? - CORRECT
ANSWER -Use mixed methods to align both the strengths and limitations of
each approach
An investigator decided that a quantitative research study would be
appropriate.
Which of these factors would have led to this decision? - CORRECT ANSWER
-wanting to determine cause-and-effect relationships under controlled
conditions
*Extensive description of physical and social settings aimed at holistic
understanding - CORRECT ANSWER -Ethnography
*Account that includes patterns, connections, and insights uncovered -
CORRECT ANSWER -Narrative inquiry
*Rich narrative that lets readers experience phenomenon through eyes of
participants - CORRECT ANSWER -Phenomenology
Holistic narrative that triangulates data and places study into a meaningful
context - CORRECT ANSWER -Case study
*Methodological description followed by proposed theory built during the
study - CORRECT ANSWER -Grounded theory
ASSESSMENT 2026 COMPREHENSIVE
PRACTICE QUESTIONS AND VERIFIED
CORRECT ANSWERS WITH DETAILED
RATIONALES OBJECTIVE ASSESSMENT
(OA) EXAM REVIEW QUANTITATIVE,
QUALITATIVE, MIXED METHODS AND
ACTION RESEARCH GRADE A+ STUDY
GUIDE
What is theoretical validity? - CORRECT ANSWER -The degree to which the
researchers' explanations fit the data
What term refers to the extent to which a study's results can be generalized
across populations of persons, settings, times, outcomes, and treatment
variations? - CORRECT ANSWER -External validity
What does weakness minimization validity in mixed research refer to? -
CORRECT ANSWER -The degree to which mixed researchers combine
qualitative and quantitative approaches that have nonoverlapping
limitations
An action researcher designs a study that has weak internal validity.
, What might the researcher do to help strengthen the research? - CORRECT
ANSWER -Use mixed methods to align both the strengths and limitations of
each approach
An investigator decided that a quantitative research study would be
appropriate.
Which of these factors would have led to this decision? - CORRECT ANSWER
-wanting to determine cause-and-effect relationships under controlled
conditions
*Extensive description of physical and social settings aimed at holistic
understanding - CORRECT ANSWER -Ethnography
*Account that includes patterns, connections, and insights uncovered -
CORRECT ANSWER -Narrative inquiry
*Rich narrative that lets readers experience phenomenon through eyes of
participants - CORRECT ANSWER -Phenomenology
Holistic narrative that triangulates data and places study into a meaningful
context - CORRECT ANSWER -Case study
*Methodological description followed by proposed theory built during the
study - CORRECT ANSWER -Grounded theory
