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A sample of 200 registered voters were asked if they would support a new Proposition. Eighty...

A sample of 200 registered voters were asked if they would support a new Proposition. Eighty of these registered voters indicated they would support the Proposition.

a. Construct a 90 percent confidence interval for the true level of support for the proposition

b. The margin of error and standard error are

Math   Statistics-And-Probability   
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