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July 6, 2015

Homework Help: Statistics PLEASE HELP

Posted by Winky on Saturday, April 11, 2009 at 12:19am.

1. In a recent election Smith ran against Jones for Governor. A pre-election poll surveyed 1885 randomly selected voters. Of those surveyed 980 indicated that they planned to vote for Smith. The five questions below pertain to the problem of testing the hypothesis that a majority of voters favor Smith. Testing is to be done at the 0.01 significance level. First find the sample proportion of voters who plan to vote for Smith.


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2. Find the sample standard deviation.


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3. Find the test statistic.


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4. Find the P-value.


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5. Is the claim that a majority of the voters favor Smith supported at the 0.01 significance level? Enter 1 for yes, 0 for no.


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