In a bus company, the CEO has been claimed that the average waiting time for a b is not more than 20 minutes. A random sample of 16 customers were asked to time their waiting time their responses (in minutes) are as follows: 15 20 25 30 29 35 24 33 18 18 14 19 21 25 27 40 By using 5 % significance level, can you conclude that the claim of the CEO is true assuming that the population distribution is normally distributed? Use p-value approach to present your answer.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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In a bus company, the CEO has been claimed that the average waiting time for a bus
is not more than 20 minutes. A random sample of 16 customers were asked to time
their waiting time their responses (in minutes) are as follows:
15
20
25
30
29
35
24
33
18
18
14
19
21
25
27
40
By using 5 % significance level, can you conclude that the claim of the CEO is true
assuming that the population distribution is normally distributed? Use p-value
approach to present your answer.
Transcribed Image Text:In a bus company, the CEO has been claimed that the average waiting time for a bus is not more than 20 minutes. A random sample of 16 customers were asked to time their waiting time their responses (in minutes) are as follows: 15 20 25 30 29 35 24 33 18 18 14 19 21 25 27 40 By using 5 % significance level, can you conclude that the claim of the CEO is true assuming that the population distribution is normally distributed? Use p-value approach to present your answer.
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