Exam 7: Average and Range Calculations

The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages.

The sample mean is a

When the values in a series are not of equal importance, we calculate the:

. The average salary of a group of unskilled workers is 10,000 and for a group of skilled workers is 15,000. Combines salary is 12,000. What is the percent of skilled workers?

Find the mode of the Set = {1,3,3,6,9}