Need help with homework questions

1. Describe the important elements of randomized trials, explaining why each element is necessary for a successful study.Your response must be at least 200 words in length. You are required to use at least one outside source. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying APA citations.2. Describe the phases for testing new drugs in the United States. Why does it take so long for a new drug to come to market in the U.S.?Your response must be at least 200 words in length. You are required to use at least one outside source. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying APA citations.3. Discuss sample sizes, Type I Errors, Type II Errors, power, generalizability, and internal validity. Provide an example for each of these.Your response must be at least 200 words in length. You are required to use at least one outside source. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying APA citations.4. Your textbook presents three major randomized trials conducted in the United States, pages 168-174. Select any one of these, describe the trial in detail, describe its purpose, and explain what can be learned from the trial.Your response must be at least 300 words in length. You are required to use at least one outside source. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying APA citations.5. Explain the various ways physicians and other healthcare professionals can defend themselves against lawsuits.Your response should be at least 200 words in length. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. Any references or citations used should be in APA style. 6. You are the risk manager for a hospital, and you are making a speech to doctors and nurses on how to prevent malpractice claims. Draft a speech about the general guidelines for all healthcare providers to follow to limit and reduce their potential liability for malpractice. Provide details and concrete steps they can follow to protect themselves and the organization. Your response should be at least 200 words in length. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. Any references or citations used should be in APA style. 7. Explain the doctrine of informed consent. What does it mean and what is required? Your response should be at least 200 words in length. All sources used, including the textbook, must be referenced; paraphrased and quoted material must have accompanying citations. Any references or citations used should be in APA style.