hw3_skeleton

3.1

• 4. Mean because the median would be in the middle which would be a lower number compared to dividing the sum of all numbers.
• 5. The average between 5000 and 5001.
• 6. False.
• 7. Mean of sample: 11.
• 8. Mean of sample: 82.
• 9. Mean of population: 9.
• 10. Mean of population: 15.
• 11. Mean of price/ticket: $2646.

3.2

• 2. Mean, mean, spread.
• 3. True.
• 5. Sample variance: 36, Standard deviation: 6.
• 6. Sample variance: 100, Standard deviation: 10.
• 7. Population variance: 16, Standard deviation: 4.
• 8. Population variance: 64, Standard deviation: 8.

• 2. I.