Please read the following article:

Murman, D. (2015). The impact of age on cognition. Seminars in Hearing, 36(03), 111-121. doi:10.1055/s-0035-1555115

- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4906299/

Address the following and explain in detail:

1. What is the purpose of the research?

2. What hypothesis is tested?

3. How did the researchers investigate their research question? (Provide details regarding the study methodology.)

4. What are the pertinent results of the manipulation? (What were the findings and conclusions drawn?)