Question: For the article titled, The HealthyTexts study: a randomized controlled trial to improve skin cancer prevention behaviors among young people, please respond to the following: 1. What is the goal/purpose of the research study? Type your response here. 2. Read the "methodology" section of the article. Then, read the "discussion" section (for the purposes of this assignment, you can skip the results section). What were the threats to internal validity reported in this paper? Based on the study design, what other threats might have been a factor but not reported? What aspects of the study design would you change in order to improve internal validity? Type your response here. 3. What were the threats to external validity reported in this paper? Based on the study design, what other threats might have been a factor but not reported? What aspects of the study design would you change in order to improve external validity? Type your response here. Need Assignment Help?