You are investigating the effects of different teaching methods on student test scores. You collect data by testing two groups of students before and after implementing different teaching methods. What type of study is this?

A. Cross-sectional study
B. Observational study
C. Experimental study
D. Longitudinal study



Answer :

Final answer:

The study where two groups of students are tested before and after implementing different teaching methods is an experimental study.


Explanation:

Experimental studies involve researchers intervening and systematically exposing subjects to suspected causes to study the effects. In the given scenario of testing two groups of students before and after implementing different teaching methods, it falls under the category of an experimental study. This method allows for a direct comparison of the impact of different teaching methods on student test scores.


Learn more about types of studies in research here:

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