|MATH eBook BE Help? Hosted by ALEKS Corp. Quiz SLO #7 Perform hypothesis testing using statistical methods. 2 4 5 Question 4 of 5 (1 point) Attempt 1 of 1 |View question in a popup @ 1h 22m Remaining 9.2 Section Exercise 35 - 38 A test is made of H: u= 18 versus H : u # 18. A sample of size n =65 is drawn, and x - 20. The population standard deviation is ola 0= 7. (a) Compute the value of the test statistic z. (b) Is Ho rejected at the a = 0.10 level? (c) Is Ho rejected at the a = 0.05 level? Part: 0 / 3 Part 1 of 3 (a) Compute the value of the test statistic. Round the answer to at least two decimal places