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SOLVED: A telephone service representative believes that the proportionof customers completely satisfied with their local telephoneservice is different between the Midwest and the South. Therepresentative's belief is based on the results of a survey. Thesurvey included a random sample of 600 600 midwestern residents and720 720 southern residents. 44% 44 % of the midwestern residentsand 56% 56 % of the southern residents reported that they werecompletely satisfied with their local telephone servi

SOLVED: A telephone service representative believes that the proportionof customers completely satisfied with their local telephoneservice is different between the Midwest and

VIDEO ANSWER: The value of standard error for p1 minus p2 is equal to the value of confidence interval in this question and we can write a formula to say p1 ha…

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