1. Averages and Range

2. Which of these is not an average? A Mean B Mode C Median D Range

3. What is the mode of 1 1 2 2 3 3 3 3 4 4 6 6 7 ?

4. What is the mode of 2 3 2 3 4 2 3 4 5 3 2 3 4?

5. What is the median of 1 5 6 8 9 12 23?

6. What is the median of 2 4 6 7 8 9? A 6/7 B 6 or 7 C 6.5 D 0.5

7. What is the median of 7 4 3 2 5 6 3?

8. What is the mean of 2 3 1 4 5?

9. What is the mean of 8 12 9 19 ?

10. What is the Range of 3 4 5 5 5 6 12?

11. What is the Range of 6 2 4 3 1 9?

12. A class were asked how many TVs their family owned between them. How many said 3? TVs Frequency 3 3 4 9 5 6 6 4 7 1

13. A class were asked how many pets their family had. How many said 5 or more? Pets Frequency 3 7 4 12 5 5 6 4 7 2

14. A class were asked how many mobile phones their family owned between them. What is the Mode? Mobiles Frequency 3 1 4 12 5 7 6 6 7 4

15. A class were asked how many mobile phones their family owned between them. What is the Range? Mobiles Frequency 3 1 4 12 5 7 6 6 7 4

16. A class were asked how many mobile phones their family owned between them. What is the Median? Mobiles Frequency 3 1 4 18 5 7 6 6 7 2

17. A class were asked how many mobile phones their family owned between them. What is the Mean? Mobiles Frequency 3 0 4 3 5 1 6 1 7 7