Basic Technical Mathematics, 11th Edition

Exercises 22.2, page 629

1. 1. 5

2. 3. 5.5

3. 5. 4

4. 7. 0.495

5. 9. 4.6

6. 11. 0.505

7. 13. 4

8. 15. 0.49, 0.53

9. 17. 147.5 mi

10. 19. 148 mi

11. 21. 96.1

12. 23. 4.237 mR

13. 25. 4.36 mR

14. 27. 0.12%

15. 29. $625, $700

16. 31. $862\text{ kW}\hspace{0.17em}\bullet \hspace{0.17em}\text{h}$

17. 33. 0.00593 mm

18. 35. 0.195, 0.18

19. 37. $663

20. 39. $725, $748, $800; if each value is increased by the same amount, the median, mean, and mode are also increased by this amount.

21. 41. $884; an outlier can make the mean a poor measure of the center of the distribution.