WorksheetsEducational Research Quiz
Total questions: 10
Worksheet time: 5mins
A researcher collects standardized test scores and conducts follow-up interviews to explain unexpected results. Which research approach is being used?
Quantitative
Qualitative
Action research
Mixed methods
Which statement best explains why correlational research cannot establish causation?
It uses small sample sizes
It relies on qualitative data
Variables are not manipulated
Random assignment is not used
A teacher compares test scores of students who chose to attend tutoring with those who did not. Why is this not an experimental study?
There is no control group
The dependent variable is unclear
Students were not randomly assigned
The sample size is too small
Which research question is most appropriate for a qualitative study?
Does class size predict student achievement?
What is the effect of homework on grades?
How do students describe their experience with remote learning?
Is there a relationship between attendance and test scores?
A researcher measures “motivation” using a single item asking students, “How motivated are you?” Which type of validity is most directly threatened?
Internal validity
Construct validity
External validity
Reliability
Which situation best represents random assignment?
Selecting students randomly from a school
Allowing students to choose a study group
Assigning students to groups using a random number generator
Matching students based on test scores
Which design would best allow a researcher to determine whether a new reading program causes improved comprehension?
Descriptive
Correlational
Experimental
Qualitative
A mixed-methods researcher collects qualitative data first to develop a survey used later in the study. This reflects which mixed-methods purpose?
Triangulation
Expansion
Development
Integration
Which is a key strength of qualitative research?
Ability to generalize to large populations
Control over extraneous variables
In-depth understanding of participant perspectives
Statistical testing of hypotheses
Which scenario best represents action research?
A university researcher studies multiple schools to test a theory
A teacher studies her own classroom to improve instruction
A researcher analyzes national test data
A psychologist conducts lab experiments
