A metropolitan transportation authority has set a bus mechanical reliability goal of 3,800 bus miles. Bus mechanical reliability is measured specifically as the number of bus miles between mechanical road calls. Suppose a sample of 100 buses resulted in a sample mean of 3,850 bus miles and a sample standard deviation of 325 bus miles. Complete parts (a) and (b) below. Question content area bottom Part 1 a. Is there evidence that the population mean bus miles is more than 3,800 bus miles? (Use a 0.01 level of significance.) State the null and alternative hypotheses. H0: μ ▼ equals= greater than or equals≥ less than< less than or equals≤ greater than> not equals≠ enter your response here H1: μ ▼ less than< equals= less than or equals≤ greater than> not equals≠ greater than or equals≥ enter your response here
A metropolitan transportation authority has set a bus mechanical reliability goal of 3,800 bus miles. Bus mechanical reliability is measured specifically as the number of bus miles between mechanical road calls. Suppose a sample of 100 buses resulted in a sample mean of 3,850 bus miles and a sample standard deviation of 325 bus miles. Complete parts (a) and (b) below. Question content area bottom Part 1 a. Is there evidence that the population mean bus miles is more than 3,800 bus miles? (Use a 0.01 level of significance.) State the null and alternative hypotheses. H0: μ ▼ equals= greater than or equals≥ less than< less than or equals≤ greater than> not equals≠ enter your response here H1: μ ▼ less than< equals= less than or equals≤ greater than> not equals≠ greater than or equals≥ enter your response here
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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Question
A metropolitan transportation authority has set a bus mechanical reliability goal of
3,800
bus miles. Bus mechanical reliability is measured specifically as the number of bus miles between mechanical road calls. Suppose a sample of
100
buses resulted in a sample mean of
3,850
bus miles and a sample standard deviation of
325
bus miles. Complete parts (a) and (b) below.Question content area bottom
Part 1
a. Is there evidence that the population mean bus miles is more than
3,800
bus miles? (Use a
0.01
level of significance.)State the null and alternative hypotheses.
H0:
μ
enter your response here▼
equals=
greater than or equals≥
less than<
less than or equals≤
greater than>
not equals≠
H1:
μ
enter your response here▼
less than<
equals=
less than or equals≤
greater than>
not equals≠
greater than or equals≥
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