← Back to quizzesFree quiz

Research Methodology Essentials

10 questions · Education Sciences. Review key concepts before taking the quiz

10 questions~5 min
Research Methodology Essentials — Qwi
0 / 10
Score: 0%
1

Which sampling method ensures each element of the population has an equal chance of selection?

2

In a Likert scale questionnaire, what is the primary purpose of recoding reverse‑scored items before computing total scores?

3

A researcher plans a study with a significance level of 0.05, power of 0.90, and expects a medium effect size. Which parameter is NOT directly involved in calculating the required sample size?

4

When reporting the ethical principles of a study, which of the following pairs correctly matches a principle with its definition?

5

A study uses a questionnaire with a 5‑point Likert scale and wishes to compare mean scores between two independent groups. Which statistical test is most appropriate assuming normality?

6

Which of the following best describes the difference between a variable's operationalization and its measurement scale?

7

In the context of research ethics, what is the primary purpose of obtaining informed consent from participants?

8

A researcher plans a correlational study and decides to use Pearson's correlation. Which prerequisite must be verified before applying this test?

9

Which statement accurately reflects the role of the IA (Artificial Intelligence) in the research process according to the guidelines?

10

When constructing a database for analysis, why is it recommended to avoid spaces and special characters in variable names?