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Suppose the national unemployment rate is 3.5%. In a survey of 425 people in a rural...

Suppose the national unemployment rate is 3.5%. In a survey of 425 people in a rural Wisconsin county, 22 people are found to be unemployed. County officials apply for state aid based on the claim that the local unemployment rate is higher than the national average. Test this claim at the 0.05 significance level.
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