& A survey will be conducted on the use of social media among senior high …
& A survey will be conducted on the use of social media among senior high school students. a. How large a sample must be obtained if the researchers want to be 95% confident that the error will not exceed 5%? b. Suppose the researchers conducted the survey involving 500 senior high school students and 400 responded that they have social media accounts. Give the 99% confidence interval for the true proportion of senior high school students who have social media accounts.
Hmmm... This is a tough one :(
We need the Motivation and Support! 💪
Our expert tutor in charge of answering this question needs a cup of coffee to get pumped!