Q1-Practical Research II - SUMMATIVE TEST

A school principal wants to measure the number of hours students spend studying each week and analyze the results statistically. Which type of research is most suitable?

• Qualitative research

• Quantitative research

• Historical research

• Narrative research

A group of researchers uses the same questionnaire twice on the same students, getting similar results both times. Which characteristic of quantitative research is being shown?

• Validity

• Reliability

• Flexibility

• Creativity

A teacher compares the exam scores of students who used flashcards and those who used online quizzes. What is the research design?

• Descriptive

• Correlational

• Experimental

• Historical

In a study on diet and weight loss, the amount of weight lost is recorded. What type of variable is “amount of weight lost”?

• Dependent

• Independent

• Control

• Moderator

A nutritionist changes the amount of sugar in a recipe to test its effect on taste ratings. What is the manipulated variable?

• Independent variable

• Dependent variable

• Extraneous variable

• Control variable

A health survey records only two possible responses for smoking status: “Smoker” or “Non-smoker.” This variable is:

• Interval

• Dichotomous

• Ordinal

• Ratio

In a science experiment, all participants receive the same laboratory instructions to prevent differences in understanding. What kind of variable is being controlled?

• Independent

• Dependent

• Control

• Moderator

A city health office examines whether students who eat breakfast daily have higher math grades than those who do not. Which type of hypothesis predicts the direction of the relationship?

• Null hypothesis

• Non-directional hypothesis

• Directional hypothesis

• Complex hypothesis

A researcher observes the study habits of students without changing their environment. Which research design is applied?

• Descriptive

• Correlational

• Experimental

• Quasi-experimental

A study finds that schools with more library resources tend to have higher reading scores, but no cause is proven. This is:

• Correlational research

• Experimental research

• Descriptive research

• Historical research