hw3_skeleton

3.1

• 4. the mean will be larger when the data is skewed right because there are large observations in the right so that increases the value of the mean
• 5. 5000+5001/2= 5000.5, in between 5000 and 5001
• 6. false
• 7. 11
• 8. 82
• 9. 5
• 10. 15
• 11. 2,646
• 12. 32

3.2

• 1. 0
• 2. Empirical Rule, Median, Mean
• 3. True
• 5. S^2=36, S=6
• 6. S^2=100, S=10
• 7. sigma squared=20, sigma=4.472
• 8. sigma squared=72, sigma=8.485

• 1. II

  2. III

  3. I

  4. IV