A fleet of 100 planes has an airtime standard deviation of 14.9 hours. A sample of 32 of these planes gave a mean airtime of 49 hours. Construct a 90% confidence interval on the mean air time of this fleet. A. 23.22, 23.50 B. 23.32, 23.68 C. $949.39, $1050.61 D. $949.59, 1050.61 E. 949.19, $1050.41 F. 44.76, 53.23 G. 44.76, 52.33 H. 23.02, 23.38 I. $949.29, $1050.51 J. NONE K. 44.67, 53.33 L. 23.12, 23.48
A fleet of 100 planes has an airtime standard deviation of 14.9 hours. A sample of 32 of these planes gave a mean airtime of 49 hours. Construct a 90% confidence interval on the mean air time of this fleet. A. 23.22, 23.50 B. 23.32, 23.68 C. $949.39, $1050.61 D. $949.59, 1050.61 E. 949.19, $1050.41 F. 44.76, 53.23 G. 44.76, 52.33 H. 23.02, 23.38 I. $949.29, $1050.51 J. NONE K. 44.67, 53.33 L. 23.12, 23.48
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
Related questions
Question
100%
A fleet of 100 planes has an airtime standard deviation of 14.9 hours. A sample of 32 of these planes gave a mean airtime of 49 hours. Construct a 90% confidence interval on the mean air time of this fleet.
A. 23.22, 23.50
B. 23.32, 23.68
C. $949.39, $1050.61
D. $949.59, 1050.61
E. 949.19, $1050.41
F. 44.76, 53.23
G. 44.76, 52.33
H. 23.02, 23.38
I. $949.29, $1050.51
J. NONE
K. 44.67, 53.33
L. 23.12, 23.48
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill