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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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Nalu Nalu
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6 years ago
In a sample of 400 registered voters, 204 were Democrats.
 a. Provide a 95 confidence interval for the proportion of registered Democrats in the population.
  b. There are 169 million registered voters in the US. Determine an interval for the number (how many) of registered Democrats in the population.
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lsellers6lsellers6
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6 years ago
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Nalu Author
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6 years ago
Helped a lot
husne
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Yesterday
Good timing, thanks!
halyna
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2 hours ago
Correct Slight Smile TY
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