Read journal article and answer the follow questions…..

Teach me about ONE of the articles you read this week:  (either “EFFECT OF EXERCISE PROTOCOL (“WARM-UP”) ON
POST-EXERCISE HEART RATE RECOVERY” OR “A Controlled Trial of Arthroscopic Surgery for Osteoarthritis of the Knee

What is the article about?? 
What SPECIFIC statistical analysis was used? 
What was the null hypothesis? 
What was the research hypothesis? 
Were there significant results? 
How did you reach that conclusion???