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# Middle School Math Center: Central Tendency

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Directions:
1. Move through each card at your own pace.
2. Decide which measure of central tendency best describes the question about the data.
Example of Cards: Card A
A teacher asked some of his students how many hours of TV they watched each night. The results are shown in the table.

Daily Television Watching
Hours Number of Students
0 1
1 5
2 3
3 1
4 1

How many people were surveyed? _________
Write the data as a list: ________________________________________

Find the mean:
Find the mode:

Find the median:
Find the range:

What does the range represent in this set? ________________________

Which measure of central tendency best describes this data? _____________
Why?

Which One? Card b
At a shopping center, the security patrol recorded the following speeds of customers as they drove through the parking lot.

15, 10, 5, 10, 3, 3, 3, 5, 5, 5, 15, 25, 5, 25

Find the mean:
Find the mode:

Find the median:
Find the range:

What does the range represent in this set? ________________________

If the security patrol wants to convince the owner of the shopping center that customers are driving too fast through the parking lot, which measure of central tendency should he use?
Why?
Total Pages
12 pages
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