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(r21) Time Left:3:02:53 Natalie Chappotin: Attempt 2 Question 21 (4 points) Suppose that political party has a poll put in field to find out the

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(r21) Time Left:3:02:53 Natalie Chappotin: Attempt 2 Question 21 (4 points) Suppose that political party has a poll put in field to find out the approval rating of their candidate. From a sample of 400 people they find that 130 say they have a high approval. Find the upper bound for a 95% confidence interval for the true proportion. (round-up your answer to 4 decimal places, do NOT write in percentage notation) Your

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