An airline company is interested in proving customer satisfaction rate by the 53% currently claimed the company sponsored a survey of $231 customers and found it $133 were satisfied determine whether sufficient evidence exist that the customer satisfaction rate is higher than the claim by the company what is the test statistic value what is the p valueand does it have sufficient evidence exist that the customer satisfaction rates different than the claim by the company at a significance level of a equals 0.01

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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An airline company is interested in proving customer satisfaction rate by the 53% currently claimed the company sponsored a survey of $231 customers and found it $133 were satisfied determine whether sufficient evidence exist that the customer satisfaction rate is higher than the claim by the company what is the test statistic value what is the p valueand does it have sufficient evidence exist that the customer satisfaction rates different than the claim by the company at a significance level of a equals 0.01

 

 

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7.1.3. Hypothesis test for a population proportion.
2300970.qx3zqy7
Jump to level 1
An airline company is interested in improving customer satisfaction rate from the 53% currently claimed.
The.company sponsored a survey of 231 customers and found that 133 customers were satisfied.
Determine whether sufficient evidence exists that the customer satisfaction rate is higher than the claim by
the company.
What is the test statistic z? Ex: 1.23
What is the p-value? Ex: 0.456
Does sufficient evidence exişt that the customer satisfaction rate is different than the claim by the company
at a significance level of a 0.01? Select v
:2
Check
CHALLENGF
18°F
五
18.
SUS
SNSV
F7
•F8
Prt Sc
F2
F3
F5
F4
VI
4.
K
Transcribed Image Text:%24 %23 7.1.3. Hypothesis test for a population proportion. 2300970.qx3zqy7 Jump to level 1 An airline company is interested in improving customer satisfaction rate from the 53% currently claimed. The.company sponsored a survey of 231 customers and found that 133 customers were satisfied. Determine whether sufficient evidence exists that the customer satisfaction rate is higher than the claim by the company. What is the test statistic z? Ex: 1.23 What is the p-value? Ex: 0.456 Does sufficient evidence exişt that the customer satisfaction rate is different than the claim by the company at a significance level of a 0.01? Select v :2 Check CHALLENGF 18°F 五 18. SUS SNSV F7 •F8 Prt Sc F2 F3 F5 F4 VI 4. K
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