Dr. Thomas Stanley of Georgia State University has surveyed millionaires since 1973. Among other information, Stanley obtains

Question:

Dr. Thomas Stanley of Georgia State University has surveyed millionaires since 1973. Among other information, Stanley obtains estimates for the mean age, μ, of all U.S. millionaires. Suppose that 36 randomly selected U.S. millionaires are the following ages, in years.
Dr. Thomas Stanley of Georgia State University has surveyed millionaires

Determine a 95% confidence interval for the mean age, μ, of all U.S. millionaires. Assume that the standard deviation of ages of all U.S. millionaires is 13.0 years. (Note: The mean of the data is 58.53 years.)

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: