A large corporation employs 25,163 individuals. The average income several years ago for all employees was $73,698 with a standard deviation of $19,605. You are interested in comparing the incomes oftoday's employees with those of several years ago. A random sample of 100 employees of the corporation yields x=$75,226 and s=$18,883.

. Describe the center and variability of the population distribution. What shape does it probablyhave? Explain.

The center of the population distribution is