True False 1 points QUESTION 22 The only way to truly understand a study is to read the full text of the article. True False 1 points QUESTION 23 Population health involves humans as the unit of investigation, rather than focusing on molecules, genes, cells, or other smaller biological components. True False 1 points QUESTION 24 In what manner are authors generally listed on a manuscript? 1. In alphabetical order 2. In order according to level of education 3. In order according to contribution to the project 4. In reverse order according to contribution to the project 1 points QUESTION 25 Proposals for analysis of existing data may be significantly shorter than proposals for new data collection. True False 1 points QUESTION 26 The timeline for what type of study might be very short if an entire data file and the relevant supporting documentation can be downloaded from a website? 1. Primary study 2. Secondary study 3. Tertiary study 4. Quaternary study 1 points QUESTION 27 Which of the following, related to the candidate question, will assist the researcher in determining what is already known about the topic and what new information a new study could contribute? 1. Meta-analysis