Get on the Gallup website at
https://www.gallup.com/Search/Default.aspx?s=&p=1&q=polls&b=Links to an external site.
Pick one of the articles (not a blog) on the Gallup website OR select an article listed below and discuss the measures of central tendency.
In the article, scroll down and find the “survey methods” box and click the +.
In your original post, answer the following:
FYI – You might want to copy and paste the above, and then just answer each question in a short paragraph just below it before moving to the next question.
· Describe the survey methods used by Gallup. (Describe in detail how the data was collected, and how the sample to be used was determined.)
· Interpret the margin of error presented in the article and construct the confidence interval based on the margin of error. (Identify what the margin is in your study according to the poll results given. Construct the interval as illustrated above.)
· What confidence was used in the article? (This should be stated somewhere in the article.)
· Do you think the confidence level selected was appropriate? Why or why not? Offer your opinion based on the consequences of being wrong, and how confident you need to be based on those consequences.)
Articles:
