10. For questions 10-13, use the following data:

Question

13 29 41 60 89 14 26 53 7 14

What is the arithmetic mean of the data? (Points: 5)
20
14
34.6
82

11. What is the range of the data? (Points: 5)
14
34.6
82
50

12. What is the variance of the data? (Points: 5)
231.04
616.64
685.16
1,197.16

13. What is the standard deviation of the data? (Points: 5)
0.2
26.18
24.83
34.61