In a poll, the president's approval rating stood at 55% in a daily tracking poll of 1500 randomly surveyed adults. Compl

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In A Poll The President S Approval Rating Stood At 55 In A Daily Tracking Poll Of 1500 Randomly Surveyed Adults Compl 1 (141.67 KiB) Viewed 26 times

In a poll, the president's approval rating stood at 55% in a daily tracking poll of 1500 randomly surveyed adults. Complete parts a and b. a) Make a 90% confidence interval for the president's approval rating by all adults (Round to three decimal places as needed.) b) Based on the confidence interval, test the null hypothesis that the president's approval rating was essentially the same as his approval rating of 50% when he was elected to his second term. the null hypothesis because the approval rating of is the confidence interval