SOLUTION: A local company wants to evaluate their quality of service by surveying their customers. Their budget limits the number of surveys to 100. What is their maximum error of the esti
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Question 128643: A local company wants to evaluate their quality of service by surveying their customers. Their budget limits the number of surveys to 100. What is their maximum error of the estimated mean quality for a 95% level of confidence and an estimated standard deviation of 5?
A) 0.9604
B) 0.9800
C) 1.96
D) 5%
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A local company wants to evaluate their quality of service by surveying their customers. Their budget limits the number of surveys to 100. What is their maximum error of the estimated mean quality for a 95% level of confidence and an estimated standard deviation of 5?
A) 0.9604
B) 0.9800
C) 1.96
D) 5%
------------------------------------
E = 1.96[5/sqrt(100)]
E = 1.96[(1/2)]
E = 0.98
===============
Cheers,
Stan H.
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