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Mathematics 20 Online
OpenStudy (anonymous):

A Survey about phone service has a margin of error +/-5%. Out of 100 people surveyed 93 said that they were pleased with their service. The company has 80, 000 customers. What is the range out of 100 people surveyed 93 said that they were pleased with their service. The company has 80, 000 customers. What is the range of the number of people that are satisfied?

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