Mathematics, 29.08.2019 20:30 marieb39

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a survey has a margin error of +/- 5%. in the survey, 91 out of 100 people said that they were with their phone service. the phone company has 8000 customers. what is the range of the number of people that are satisfied?
a) 6916 to 7644 people.
b) 6619 to 7644 people.
c) 6900 to 7685 people.
d) 6926 to 7644 people.

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