Maurice Tutor

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About Maurice Tutor

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Teaching Since: May 2017
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  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 15 Feb 2018 My Price 5.00

National Quality Research Center

The National Quality Research Center at the University of Michigan provides a quarterly measure of consumer opinions about products and services (The Wall Street Journal. February 18, 2003). A survey of 10 restaurants in the Fast Food/Pizza group showed a sample mean customer satisfaction index of 71. Past data indicate that the population standard deviation of the index has been relatively stable with a = 5.

a. What assumption  should the researcher be willing to make if a margin of error is desired?

b. Using 95% confidence. what is the margin of error?

c. What is the margin of error if 99% confidence is desired?

Answers

Maurice Tutor
(5)
Status NEW Posted 15 Feb 2018 07:02 PM My Price 5.00

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