Question 1: According to a 2021 Gallup Poll, 428 out of 823 randomly selected adults living in the United States felt the laws covering the sale of firearms should be stricter. Find the 95% confidence interval. Assume that the conditions for using the CLT are met. Paste the results in your Word document and interpret the confidence interval. Question 2: Do the 50 outcomes in the short run of flips in this data set suggest the coin is unfair? Open the provided dataset (you will need to have StatCrunch open before the provided link) and perform the following: you click on Conduct a Hypothesis test using: HO: p = .5 Ha: p.5 Alternatively, you can download an Excel version of this data. Calculate the test statistic and the p-value for a hypothesis test. Paste the results in your Word document. Question 3: Do the 50 outcomes in the short run of flips in this data set suggest the coin is unfair? Using the same data from question 3, you can also find a 95% confidence interval showing the proportion of heads. Paste the results in your Word document. Interpret the confidence interval. Question 4: Are Americans Concerned About Global Warming? Confidence intervals can be used to think about questions like this. A 2021 Gallup poll found that 2256 out of 5127 Americans think that global warming will pose serious risk in the future. Provide answers to the following questions using complete sentences. What percentage of Americans think that global warming will pose serious risk in the future? Check the conditions to determine whether the CLT can be sued to find a confidence interval. Write on the conditions and explain/show that they have been met. • Find the 95% confidence interval for the population proportion of Americans that think that global warming will pose serious risk in the future. Copy the results into your Word document. Interpret the 95% confidence interval for the population proportion of Americans that think global warming will pose serious risk in the future. Can the confidence interval be used to conclude that a majority of Americans think that global Warming will pose serious risk in the future?