1. Find the Mean of the following numbers.
12, 34, 21, 15, 11, 23, 15, 7
17.25

2. Find the Mode of the following numbers
3, 4, 2, 4, 2, 5, 2, 5, 4, 7
4 and 2

3. Label the parts of the Box and Whisker Plot
Lower Quartile
Upper Quartile
Lower Extreme
Upper Extreme
Median

4. Find the Mean using the Line Plot belowx x x x x x x x x x x x x x x x
4.25

5. Make a Stem and Leaf Plot using the numbers below
12, 6, 14, 12, 21, 20, 22, 8, 2, 3, 15, 12, 25
Stem
Leaf

6. What is the Range of the following data?
98, 23, 53, 22, 32, 64, 13, 23, 43, 66, 89 85

7. Find the Median
12, 43, 43, 21, 23, 11, 25, 15, 14, 12, 21, 12 18

8. Find the Mode
34, 45, 21, 12, 43, 46, 23, 6, 10, 4, 32,15
No Mode

9. What does the Upper Extreme refer to in a set of data?
The Highest Number

10. Name two differences of a Histogram and a Bar Graph
Histogram – no spaces and numbers at the bottom
Bar Graph – spaces and catagories at the bottom

11. Find the Lower Quartile
4, 5, 2, 6, 3, 2, 6, 7, 8, 5, 4, 7, 3, 2, 4 3

12. Describe the lower extreme The lowest number in a set of data

13. What is the mode? 9

14. What is the mean? 25

15. What does Mode mean?
The Most

16. What does Median describe in a set of numbers?
The middle number