Practice Questions on Experimental Research

प्रायोगिक अनुसंधान पर अभ्यास प्रश्न


Q1. In experimental research, the variable that is manipulated by the researcher is called the:
 a. Independent variable
 b. Dependent variable
 c. Control variable
 d. Extraneous variable
 
Q2. Which of the following is a characteristic of experimental research?
 a. It involves observing and describing phenomena as they naturally occur.
 b. It investigates the relationship between variables without manipulating them.
 c. It allows for cause-and-effect conclusions to be drawn.
 d. It relies solely on qualitative data collection methods.
 
Q3. The group in an experiment that does not receive the experimental treatment is called the:
 a. Experimental group
 b. Control group
 c. Treatment group
 d. Placebo group
 
Q4. Random assignment in experimental research refers to:
 a. Randomly selecting participants from a population.
 b. Randomly assigning participants to different experimental conditions.
 c. Randomly determining the order of experimental tasks.
 d. Randomly selecting variables to be manipulated.
 
Q5. In experimental research, the dependent variable is:
 a. The variable that is manipulated by the researcher.
 b. The variable that is measured or observed to assess the effects of the manipulation.
 c. The variable that remains constant throughout the experiment.
 d. The variable that is affected by extraneous factors.
 
Q6. An experiment conducted in a controlled laboratory setting may lack:
 a. Internal validity
 b. External validity
 c. Reliability
 d. Objectivity
 
Q7. What is the purpose of a control group in an experiment?
 a. To provide a baseline for comparison with the experimental group.
 b. To ensure that participants are not aware of the experimental manipulation.
 c. To counterbalance the effects of confounding variables.
 d. To increase the generalizability of the findings.
 
Q8. The process of systematically selecting participants for an experiment based on specific criteria is called:
 a. Sampling
 b. Randomization
 c. Recruitment
 d. Informed consent
 
Q9. A researcher wants to study the effects of a new medication on anxiety levels. They randomly assign participants to two groups: one receiving the medication and the other receiving a placebo. What is the independent variable in this study?
 a. Anxiety levels
 b. Random assignment
 c. Medication
 d. Placebo
 
Q10. Which of the following statements is true about experimental research?
 a. It is the most common research method used in social sciences.
 b. It allows researchers to establish causality.
 c. It can be conducted without a control group.
 d. It is primarily based on qualitative data analysis.