a certain town, there are 40,000 registered voters, of whom 15,000 are Republicans. A survey organization is about to take a simple random sample of 1,200 registered voters. Find the expected value for the percentage of Republicans in the sample. Answer

a certain town, there are 40,000 registered voters, of whom 15,000 are Republicans.  A survey organization is about to take a simple random sample of 1,200 registered voters.  Find the expected value for the percentage of Republicans in the sample.

Answer

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