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Confidence levelCritical Value 0.90z=1.645 0.95z=1.960 0.99z*=2.576 In a poll of 1000 randomly selected voters in a local election, 18 voters were in favor of fire

Confidence levelCritical Value

0.90z*=1.645

0.95z*=1.960

0.99z*=2.576

In a poll of 1000 randomly selected voters in a local election, 18 voters were in favor of fire department bond

measures

What is the sample proportion p^?

What is the margin of error m for the 90% confidence level?

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