A newspaper reporter asked an SRS of 100 residents in a large city for their opinion about
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A newspaper reporter asked an SRS of 100 residents in a large city for their opinion about the mayor’s job performance. Using the results from the sample, the C% confidence interval for the proportion of all residents in the city who approve of the mayor’s job performance is 0.565 to 0.695. What is the value of C?
(a) 82
(b) 86
(c) 90
(d) 95
(e) 99
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