Question: Can someone please explain samples and populations. I don't understand how to predict a winner. Two candidates, candidate Smith and candidate Jones, are running for

Can someone please explain samples and populations. I don't understand how to predict a winner.

Two candidates, candidate Smith and candidate Jones, are running for mayor of Shinbone, Kansas. You conduct an election survey of 578 voters a week before the election and find that 51% of the respondents prefer candidate Smith. Construct a 99% confidence interval for the obtained sample proportion of 51% support for Smith.

a) standard error of the proportion =

b) margin of error =

c) 99% CI =

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