Question

In a survey, 200 people were asked to identify their major source of news information; 110 stated that their major source was television news.
a. Construct a 95% confidence interval for the proportion of people in the population who consider television their major source of news information.
b. How large a sample would be necessary to estimate the population proportion with a margin of error of .05 at 95% confidence?


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  • CreatedSeptember 20, 2015
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