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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
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Phoniex University
Oct-2001 - Nov-2016
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8.22Â Â Â Â Â Â
THE VIDEO GAME SATISFACTION RATING CASEÂ Â Â Â Â Â DS VideoGame
The mean and the standard deviation of the sample of n = 65 customer satisfaction ratings in Table 1.7 are x = 42.95 and s = 2.6424. Calculate a t-based 95 percent confidence interval for m, the mean of all possible customer satisfaction ratings for the XYZ-Box video game system. Are we 95 percent confident that m is at least 42, the minimal rating given by a very satisfied customer?
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