The mean is the average. The median is the middle number when the data is arranged numerically. The mode is the most common reoccurring number in the set of data.
Find the number of staff workers that can accommodate the largest number of visitors.
For the largest number of visitors (940), there needs to be at least 7 staff members.
With any less, the museum could be under-staffed.
Use the eTool below to explore the problem.
Click the link at right for the full version of the eTool: MC2 7-22 HW eTool