2 The test statistic of z 1 77 is obtained when testing the claim that p This is a left tailed test Using a 0 10 significance level complete parts a and b Click here to view the standard normal distribution table for negative z scores Click here to view the standard normal distribution table for positive z scores a Find the critical value s Select the correct choice below and fill in the answer box es within your choice Round to two decimal places as needed A There is one critical value the critical value is OB There are two critical values the lower critical value is GLIDE and the upper critical value is