#1
Which of the following is an example of a qualitative research method?
Experimental research
Survey research
Case study
Correlational research
#2
What is the purpose of a control group in an experiment?
To receive the experimental manipulation
To provide a baseline for comparison
To eliminate confounding variables
To ensure ethical treatment of participants
#3
Which of the following is a measure of central tendency?
Standard deviation
Variance
Median
Range
#4
Which of the following is a measure of variability in a set of data?
Mean
Standard deviation
Median
Mode
#5
What is the purpose of a research hypothesis?
To summarize the research findings
To provide a tentative explanation for observed phenomena
To manipulate the independent variable
To analyze the data
#6
What is the primary purpose of random assignment in experimental research?
To ensure that all participants are identical
To ensure that the researcher remains unbiased
To control for extraneous variables
To determine cause and effect
#7
Which of the following best describes a correlation coefficient of -0.85?
A weak negative correlation
A moderate negative correlation
A strong negative correlation
A perfect negative correlation
#8
What is the purpose of conducting a pilot study in research?
To test the study's hypotheses
To ensure that participants are properly compensated
To ensure the reliability and validity of the study's procedures
To collect preliminary data for publication
#9
What does it mean when research findings are said to have external validity?
The findings apply to other settings or populations
The findings are statistically significant
The findings are consistent across multiple studies
The findings have practical significance
#10
Which of the following is NOT a type of reliability in research?
Test-retest reliability
Internal consistency reliability
Inter-rater reliability
External validity reliability
#11
Which of the following is an example of a quasi-experimental research design?
Randomized controlled trial (RCT)
Longitudinal study
Nonequivalent control group design
Cross-sectional study
#12
In a psychological experiment, what does it mean when a result is statistically significant?
The result is practically significant
The result is likely due to chance
The result is unlikely due to chance
The result is not valid
#13
What is the purpose of informed consent in psychological research?
To ensure participants are well-informed about the study
To provide compensation to participants
To ensure participants complete the study
To manipulate participant behavior
#14
Which of the following is a measure of effect size?
p-value
Cohen's d
Chi-square
Degrees of freedom
#15
What is the purpose of conducting an analysis of variance (ANOVA) test?
To compare means across multiple groups
To measure effect size
To assess correlation between variables
To determine the significance of a single mean