#1
Which of the following is NOT a type of research design?
Experimental
Correlational
Descriptive
Subjective
#2
What is the purpose of random sampling in research?
To ensure that every member of the population has an equal chance of being included in the sample
To select participants based on specific criteria
To choose the most easily accessible participants
To ensure that the sample reflects the characteristics of the researcher
#3
Which of the following is a measure of central tendency?
Variance
Standard deviation
Median
Range
#4
What is the purpose of a hypothesis in psychological research?
To manipulate the independent variable
To summarize the findings of the study
To provide a tentative explanation for observed phenomena
To control extraneous variables
#5
Which research method involves observing and recording behavior in its natural environment without intervention?
Survey research
Experimental research
Case study
Naturalistic observation
#6
Which statistical measure is used to determine the strength and direction of a relationship between two variables?
Mean
Standard deviation
Correlation coefficient
Chi-square
#7
What is the purpose of a control group in an experiment?
To receive the experimental treatment
To serve as a basis for comparison with the experimental group
To ensure that the experiment is conducted ethically
To manipulate the independent variable
#8
What is the purpose of informed consent in psychological research?
To ensure that participants are unaware of the true purpose of the study
To inform participants about the potential risks and benefits of participation
To prevent participants from withdrawing from the study
To manipulate participants' responses
#9
Which of the following is a characteristic of a true experiment?
Random assignment of participants to groups
Use of pre-existing groups for comparison
Limited control over extraneous variables
Observational data collection
#10
What is the purpose of a literature review in psychological research?
To summarize the findings of previous studies
To manipulate data to fit the researcher's hypothesis
To recruit participants for the study
To analyze data collected from experiments
#11
Which of the following sampling techniques involves selecting participants who are easily accessible?
Random sampling
Stratified sampling
Convenience sampling
Cluster sampling
#12
Which of the following is NOT a measure of variability?
Standard deviation
Range
Median
Variance
#13
What is the primary purpose of inferential statistics in psychological research?
To describe and summarize data
To analyze relationships between variables
To make predictions and draw conclusions about populations based on sample data
To measure the central tendency of a distribution
#14
What is the purpose of debriefing in psychological research involving human participants?
To manipulate participants' responses
To inform participants about the true purpose of the study after it is completed
To withhold information from participants
To deceive participants
#15
Which of the following is a potential ethical concern in psychological research?
Informed consent
Random assignment
Double-blind procedure
Deception
#16
What is the purpose of a placebo in experimental research?
To ensure that participants do not experience any side effects from the experimental treatment
To manipulate the independent variable
To control for the effects of participant expectations
To provide an additional treatment option for participants
#17
Which of the following is NOT a type of validity in psychological research?
Internal validity
External validity
Construct validity
Population validity
#18
What is the purpose of a correlation coefficient in statistical analysis?
To measure the strength and direction of the relationship between two variables
To calculate the mean of a distribution
To determine the standard deviation of a distribution
To test for statistical significance
#19
What is the primary difference between quantitative and qualitative research methods?
Quantitative research focuses on numbers and measurements, while qualitative research focuses on understanding behaviors and attitudes.
Quantitative research involves experiments, while qualitative research involves observations.
Quantitative research is subjective, while qualitative research is objective.
Quantitative research is used in social sciences, while qualitative research is used in natural sciences.
#20
What is the purpose of peer review in the publication process of research articles?
To increase the publication fees
To ensure that only popular researchers can publish their work
To evaluate the quality and validity of research before publication
To delay the publication process