(c) Jensen expects to use the new machine 25 hours per week. Develop a 95% prediction interval for the company's annual maintenance expense (in hundreds of dollars). (Round your answers to two decimal places.) $ 29.74 x hundred to $47.48 x hundred Jensen Tire & Auto is in the process of deciding whether to purchase a maintenance contract for its new computer wheel alignment and balancing machine. Managers feel that maintenance expense should be related to usage, and they collected the following information on weekly usage (hours) and annual maintenance expense (in hundreds of dollars). Weekly Usage (hours) Annual Maintenance Expense 13 17.0 10 22.0 20 30.0 28 37.0 32 47.0 17 30.5 24 32.5 31 39.0 40 40 51.5 38 40.0
(c) Jensen expects to use the new machine 25 hours per week. Develop a 95% prediction interval for the company's annual maintenance expense (in hundreds of dollars). (Round your answers to two decimal places.) $ 29.74 x hundred to $47.48 x hundred Jensen Tire & Auto is in the process of deciding whether to purchase a maintenance contract for its new computer wheel alignment and balancing machine. Managers feel that maintenance expense should be related to usage, and they collected the following information on weekly usage (hours) and annual maintenance expense (in hundreds of dollars). Weekly Usage (hours) Annual Maintenance Expense 13 17.0 10 22.0 20 30.0 28 37.0 32 47.0 17 30.5 24 32.5 31 39.0 40 40 51.5 38 40.0
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:(c) Jensen expects to use the new machine 25 hours per week. Develop a 95% prediction interval for the company's annual maintenance expense (in
hundreds of dollars). (Round your answers to two decimal places.)
$ 29.74
x hundred to $47.48
x hundred
Transcribed Image Text:Jensen Tire & Auto is in the process of deciding whether to purchase a maintenance contract for its new computer wheel alignment and balancing machine.
Managers feel that maintenance expense should be related to usage, and they collected the following information on weekly usage (hours) and annual
maintenance expense (in hundreds of dollars).
Weekly Usage
(hours)
Annual
Maintenance
Expense
13
17.0
10
22.0
20
30.0
28
37.0
32
47.0
17
30.5
24
32.5
31
39.0
40
40
51.5
38
40.0
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