Use the following resources to answer the following question.

Click link below

https://jamanetwork.com/journals/jamainternalmedicine/article-abstract/2794196

1. Research Question
   1. What are the researchers addressing in this paper?
   2. What are IV and DV variables?
   3. What are the research and null hypothesis?

1. Findings
   1. What are their findings? Provide numbers for the main effect and explain what it means?

1. Random error
   1. What are the different types of random error?
   2. Is there a possibility of random error? Explain

1. Would you publish this? How would you improve this paper?