Part 4 the answer choices are - it would get wider, it would get narrower, it would stay the same size, no way to tell with the given information

In an effort to cut costs and improve profits, many US companies have been turning to outsourcing. In fact, according to Purchasing magazine, 54% of companies of the 550 companies surveyed outsourced some part of their manufacturing process in the past two to three years. Suppose we were asked to "find the 90% confidence interval to estimate the true proportion of all US companies that have been outsourcing some part of their manufacturing process." What is would be the critical value, Z . used to construct this confidence interval. Round your answer to 3 decimal places. S / N QUESTION 16 Outsourcing Part 2: Consider the data in the above question. What would be the upper bound of the confidence interval? Round your answer to 3 decimal places. QUESTION 17 Outsourcing Part 3: Consider the data in the above question. What would be the lower bound of the confidence interval? Round your answer to 3 decimal places. QUESTION 18 Outsourcing Part 4: The interval we constructed was a 90% confidence interval. If instead of 90% confidence, I increased the confidence level to 95%, what would happen to the width of the interval? O it would get wider it would get narrower Save All Ans