E Test: Practice Test 5 (the actual test 5 contains Question 4 of 21 > This test: 21 point(s) possible 15 questions) This question: 1 point(s) possible Submit test Compute the critical value Z /2 that corresponds to a 81% level of confidence. Click here to view the standard normal distribution table (page 1). Click here to view the standard normal distribution table (page 2). Za/2 = (Round to two decimal places as needed.) Statcrunch NextE Test: Practice Test 5 (the actual test 5 contains Question 5 of 21 > This test: 21 point(s) possible 15 questions) This question: 1 point(s) possible Submit test Determine the point estimate of the population proportion, the margin of error for the following confidence interval, and the number of individuals in the sample with the specified characteristic, x, for the sample size provided. Lower bound = 0.327, upper bound = 0.583, n = 1000 The point estimate of the population proportion is Round to the nearest thousandth as needed.) The margin of error is| (Round to the nearest thousandth as needed.) The number of individuals in the sample with the specified characteristic is. (Round to the nearest integer as needed.) Statcrunch NextE Test: Practice Test 5 (the actual test 5 contains Question 6 of 21 This test: 21 point(s) possible 15 questions) This question: 1 point(s) possible Submit test Construct a 95% confidence interval of the population proportion using the given information. x = 175, n=250 Click here to view the table of critical values. The lower bound is The upper bound is (Round to three decimal places as needed.) Statcrunch NextTest: Practice Test 5 (the actual test 5 contains This test: 21 point(s) possible 15 questions)