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Colorado voted recently on legalizing recreational marijuana use. Prior to the election, pollsters working in favor of...

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Basic Math

Colorado voted recently on legalizing recreational marijuanause. Prior to the election,

pollsters working in favor of legalization wanted to estimatethe proportion of California

voters that were in favor of the proposed law. The pollsterswanted a margin of error of 0.01 and a confidence level of 95% fortheir estimate.

  1. What sample size did they need? (Assume p* or  =0.5.)
  2. The pollsters’ budget was not big enough to accommodate asample of that size. So, instead, they decided to go for a marginof error of 0.05. What sample size do they need? (Again, assume p*or  = 0.5.)

Answer & Explanation Solved by verified expert
4.4 Ratings (602 Votes)
Solution Given that051 1 05 05margin of error E 001At 95 confidence level the z is 1 95 1    See Answer
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