Dr. Thomas Stanley of Georgia State University has collected information on millionaires, including their ages, since 1973. A sample of 36 millionaires has a mean age of 58.5 years and a standard deviation of 13.4 years.
a. Complete the following graph.

b. Fill in the blanks: Almost all the 36 millionaires are between _________ and _________ years old.

Transcribed Image Text:

18.3 58.5 85.3