?The mean age of the 43 presidents of the United States (as of 2015) on the day of inauguration is 54.6 years, with a standard deviation of 6.3 years.

Chapter 9, Problem 54

(choose chapter or problem)

The mean age of the 43 presidents of the United States (as of 2015) on the day of inauguration is 54.6 years, with a standard deviation of 6.3 years. A researcher constructed a 95% confidence interval for the mean age of presidents on inauguration day. He wrote that he was 95% confident that the mean age of the president on inauguration day is between 52.7 and 56.5 years of age. Is there anything wrong with the researcher’s analysis? Explain.

Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.

Becoming a subscriber
Or look for another answer

×

Login

Login or Sign up for access to all of our study tools and educational content!

Forgot password?
Register Now

×

Register

Sign up for access to all content on our site!

Or login if you already have an account

×

Reset password

If you have an active account we’ll send you an e-mail for password recovery

Or login if you have your password back