1. Standard Deviation

2. 2, 18, 22, 17, 8, 12, 18, 25, 32 Find the Mean: Find the Median:
Find the Mode:
Find the Range:

3. 48, 34, 51, 60, 72, 88, 92, 34, 51, 67 Find the Mean: Find the Median:
Find the Mode:
Find the Range:

4. Stemplot:
54, 68, 74, 24, 68, 54, 58, 42, 43,
128, 227, 328, 545, 478, 332, 365, 201, 198, 284, 246

5. Joe has an average of 88 on his first 3 tests
Joe has an average of 88 on his first 3 tests. What does he need on the next test to raise his average to a 90?

6. Central Tendency Worksheet

7. Hair Measuring Activity

8. Find the Standard Deviation:x 5 8 12 18 24

9. Find the Standard Deviation:x 7 9 15 18 23 28

10. Find the Standard Deviation:x 2 15 27 32 38

11. Homework
Deriving Standard Deviation Worksheet