Respuesta :
It should be noted that research design that seeks to determine the nature of the relationship between two variables, such as amount of in-ear headphone use and the prevalence of hearing loss in old age is Correlational research.
What is Correlational research?
Correlational research can be regarded as the non-experimental research method which helps in determining the relationship between two variables using statistical analysis.
It determine the nature of the relationship between two variables.
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Based on the question above, the correct answer is correlational study
Correlational study
- It is a research that refers to a non-experimental research method which studies the relationship between two variables with the help of statistical analysis.
In conclusion, we can conclude that the correct answer is Correlational research.
Learn more about Correlational research here: https://brainly.com/question/4272060