1. 5.6
“I can find the maximum, minimum, range, mean, median, and mode to explain what each does and does not indicate about a set of data.”

2. Why do I need to know this?
How does the teacher find your grades in school?
These words take numbers and turn them into useful data.
These numbers can summarize a graph.
Sports
Business
Louisville Data

3. Range
Range - the ________ number in the set ________ the smallest number in the set of data.
This tells you how far the data is spread out.
Step 1 - Put the numbers in order from least to greatest.
Step Highest - Lowest.

4. Range Data: 4, 14, 19, 10, 11 What is the Range?
A. 14 B. 15 C. 19 D. 4

5. Mean
Mean - (Balance Point) Add up all of the numbers and then ________ by how many there are.
Step 1 - Put the data in order from the least to the greatest.
Step 2 - ADD all of the numbers together.
Step 3 - Divide the sum by however many numbers there are.

6. Mean
Data - 4, 6, 2, 8
What is the mean?
A. 10 B. 5 C. 4 D. 20

7. Mode
Mode - The number that occurs the _________ often. Some data sets may not have a mode. Some may have more than one.
MOST OFTEN
Step 1 - Put them in order from least to greatest.
Step 2 - See which number is the most popular (OCCURS THE MOST) & Circle it.

8. Mode
Data - 9, 3, 3, 9, 4, 5, 3
What is the mode?
A. 9 B. 5 C. 3 D. 4

9. Median
Median - Place the numbers from least to greatest and find the _________ number.
MIDDLE NUMBER
Step 1 - Place the numbers in order from least to greatest.
Step 2 - Cross out the numbers on both ends.
Step 3 - Circle the number in the middle.

10. Median
Data - 5, 9, 2, 4, 11
What is the median?
A. 5 B. 4 C. 11 D. 9

11. Maximum and Minimum
Maximum - HIGHEST number in the data. The maximum number of people in a room is 35.
Minimum - LOWEST number in the data set. You have to play the game with a minimum of 2 players.
Step 1 - Put the numbers in order from least to greatest. Circle the max and the min.

12. Max and Min Data - 3,15, 9, 12, 4, 18 What is the Max: ______
What is the Min: _______

13. Outlier
Outlier - A number in a set of data that is much _________ or __________ than most of the other number in the set.
Does NOT Belong
Step 1 - Place the data in order from least to greatest.
Step 2 - Circle the number that is out of place.

14. Outlier Data - 4, 2, 25, 7, 6, 9, and 11 What is the outlier?
A. 2 B. 11 C. 7 D. 25

15. Practice
Game
Quiz
Central Tendencies?

16. What did we learn today?
List: