What is the 95% confidence level for the following problem?
A polling agency states that candidate Y currently has 40% of the vote in the upcoming election. The agency used a random sample of 500 people in the US generated by computer. What is the 95% confidence interval for this popular vote percentage reported?
A polling agency states that candidate Y currently has 40% of the vote in the upcoming election. The agency used a random sample of 500 people in the US generated by computer. What is the 95% confidence interval for this popular vote percentage reported?
1 Answer
Apr 11, 2018
