In a poll to estimate presidential popularity, each person in a random sample of

Question

In a poll to estimate presidential popularity, each person in a random sample of 1,150 voters was asked to agree with one of the following statements: 1. The president is doing a good job. 2. The president is doing a poor job. 3. I have no opinion. A total of 650 respondents selected the first statement, indicating they thought the president was doing a good job. a. Construct a 90% confidence interval for the proportion of respondents who feel the president is doing a good job. (Use Student's t Distribution Table.) (Round your answers to 3 decimal places.) Confidence interval for the proportion is up to .

Explanation / Answer

In a poll to estimate presidential popularity, each person in a random sample of

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