How long does it take to become wealthy? One way to answer the question is to examine the age of the head of an average wealthy household. a. Conduct a test to determine whether there is enough...

How long does it take to become wealthy? One way to answer the question is to examine the age of the head of an average wealthy household. a. Conduct a test to determine whether there is enough evidence to conclude that the mean age is greater than 60 (AGE). b. What is the required condition for the test in part (a)? Is it satisfied? Explain.