This exercise is to learn how to extract from an article information about statistical tests and their parameters.

Using any available sources, find an scientific article that describes a study where hypothesis testing was utilized. Summarize the article for the class into there 3 items:

1. Main goal of the study?

2. What was the Null hypothesis?

3. Was the Null hypothesis accepted or rejected?

Please, keep your answers short in sentences. Don't forget to post the source link.

Here are couple of sources with articles to choose from:

Proceedings of the Nation Academy of Sciencehttp://www.pnas.org(Links to an external site.)Links to an external site.

National Center for Biotechnology Informationhttp://www.ncbi.nlm.nih.gov(Links to an external site.)Links to an external site.