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The manager of a computer network has collected data on the number of times that service has been interrupted on each day over the past 500 days. The results are as follows as shown in the table.

The manager of a computer network has collected data on the number of times that service has been interrupted on each day over the past 500 days. The results are as follows as shown in the table.

MATLAB: An Introduction with Applications
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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Interruptions per Day Number of Days 160 1 175 CASELET 2 86 3 41 4 18 12 8 The manager of a computer network has collected data on the number of times that service has been interrupted on each day over the past 500 days. The results are as follows as shown in the table. Does this distribution of service interruptions follow the expected percentages which are 0=30%, 1=30%, 2= 20%, 3=12%, 4=3%, 5=3%, and 6=2%? Use the 0.01 level of significance.
Transcribed Image Text:Interruptions per Day Number of Days 160 1 175 CASELET 2 86 3 41 4 18 12 8 The manager of a computer network has collected data on the number of times that service has been interrupted on each day over the past 500 days. The results are as follows as shown in the table. Does this distribution of service interruptions follow the expected percentages which are 0=30%, 1=30%, 2= 20%, 3=12%, 4=3%, 5=3%, and 6=2%? Use the 0.01 level of significance.
13 What is the critical value? * O 16.81 O 15.09 O 11.07 14 What is the standardized test statistic? * O 14.41 O 15.90 O 17.82 15 What is the statistical decision? * O Do not Reject null hypothesis: The number of days per interruption count follows the claim O Reject null hypothesis: The number of days per interruption count does not follow the claim
Transcribed Image Text:13 What is the critical value? * O 16.81 O 15.09 O 11.07 14 What is the standardized test statistic? * O 14.41 O 15.90 O 17.82 15 What is the statistical decision? * O Do not Reject null hypothesis: The number of days per interruption count follows the claim O Reject null hypothesis: The number of days per interruption count does not follow the claim
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