For the following situations, would you be most interested in knowing the average value, the spread, or the maximum value for each dataset? Explain.
If you think it would be equally useful to know more than one of these summaries, explain that as well. (Answers may differ for different individuals. It is your reasoning that is important.)
a. A dataset with the annual salaries for all employees in a large company that has offered you a job.
b. You need to decide from which of two statistics instructors you will take a class. You have two datasets, with previous final exam scores given by each of the two instructors.
c. A dataset with ages at death for 20 of your relatives who died of natural causes.