1. A researcher wants to analyze the effectiveness of two different teaching methods on students’ test scores. Which statistical test would be most

• • Chi-square test

• • Paired t-test

• • Independent t-test

• ANOVA

1. If a researcher wants to explore the relationship between study hours and exam performance, which method should they use?

   
   

• • Regression analysis

• • Factor analysis

• • Chi-square test

• Descriptive statistics
  

1. A school wants to determine the average satisfaction level of students across different departments. Which measure of central tendency would best summarize this data?
   
   

• • Mean

• • Mode

• • Median

• Range

1. When conducting a survey with 500 students, the researcher finds a skewed distribution of test scores. Which measure of central tendency should the researcher report?

   
   
   

• • Mean

• • Mode

• • Median

• Standard deviation

1. In a study comparing students' math scores in two schools, which variable is most likely the dependent variable?

• • The school attended

• • Math scores

• • The teaching method used

• The year level of students

1. Which research design is most appropriate for testing the impact of a new curriculum on students’ grades over one semester?

   
   

• • Cross-sectional

• • Experimental

• • Longitudinal

• Descriptive
  

1. A researcher wants to identify patterns in students’ study habits over time. Which data collection method is most appropriate?

   
   

• • Survey

• • Case study

• • Longitudinal study

• Cross-sectional survey

1. When analyzing the variance among test scores of three different classes, which statistical test would be most appropriate?

   
   

• • T-test

• • ANOVA

• • Regression

• Chi-square

1. A researcher hypothesizes that students who participate in extracurricular activities score higher on exams. Which type of variable is "participation in extracurricular activities"?

   
   
   

• • Dependent

• • Independent

• • Controlled

• Extraneous

1. In quantitative research, which of the following methods would you use to ensure the reliability of a new survey instrument?

   
   

• • Conduct a pilot study

• • Use an independent sample t-test

• • Perform an analysis of variance

• Utilize qualitative interviews