Determine the appropriate critical value(s} for each of the tests in parts a through d below concerning the population proportion. K Click the icon to View the standard normal distribution table. a. lowertailed test: d: = 0.01, n = 46 z = 2.330 (Round to three decimal places as needed. Use a comma to separate answers as needed.) b. uppertailed test: a = 0.005, n = 26 z = (Round to three decimal places as needed. Use a comma to separate answers as needed.)