Construct a 99% confidence interval of the population proportion using the given information. x=240, n=300 Click here to view the table of critical values. Table of critical values The lower bound is The upper bound is☐ (Round to three decimal places as needed.) i Table of critical values a Level of Confidence, (1 - a) 100% Area in Each Tail, Critical Value, zę 90% 0.05 1.645 95% 0.025 1.96 99% 0.005 2.575