nswer 13, 14, 15

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Answer 13, 14, 15

For numbers 10-15, refer to the following problem. The mean gasoline consumption of 10 cars is 28
liters with a standard deviation of 1.6 liters. Find the point and the interval estimate using 95%
confidence interval.
10. What is a?
A. 0.1
В. 0.5
C. 95%
D. 99%
11. What is the point estimate of u?
А. 1.6
В. 10
С. 28
D. 95%
12. What is the appropriate distribution?
В. t
С.p
D.s
A. Z
13. What are the confidence coefficients?
B. ±1.96
C. ±2.262
D. ±2.33
A. ±1.645
14. What is the approximate lower limit?
C. 26.81
D. 26.68
A. 27
B. 26.86
15. What is the approximate upper limit?
C. 29.19
D. 29.32
А. 29
B. 27.14
Transcribed Image Text:For numbers 10-15, refer to the following problem. The mean gasoline consumption of 10 cars is 28 liters with a standard deviation of 1.6 liters. Find the point and the interval estimate using 95% confidence interval. 10. What is a? A. 0.1 В. 0.5 C. 95% D. 99% 11. What is the point estimate of u? А. 1.6 В. 10 С. 28 D. 95% 12. What is the appropriate distribution? В. t С.p D.s A. Z 13. What are the confidence coefficients? B. ±1.96 C. ±2.262 D. ±2.33 A. ±1.645 14. What is the approximate lower limit? C. 26.81 D. 26.68 A. 27 B. 26.86 15. What is the approximate upper limit? C. 29.19 D. 29.32 А. 29 B. 27.14
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