statistics

ma Karzoun 06/17/22 7:34 PM Homework: Homework 10 Question 15, 10.3.20 HW Score: 34.44%, 6.89 of 20 points Part 1 of 6 O Points: 0 of 1 Save A random sample of 21 waiting times (in minutes) before patients saw a medical professional in a hospital's minor emergency department had a variance of 0.64 minute. After a new admissions procedure was implemented, a random sample of 25 waiting times had a variance of 0.49 minute. At a = 0.05, can you support the hospital's claim that the standard deviation of the waiting times has decreased? Complete parts (a) through (e) below. (a) Identify the claim and state Ho and H. Let of represent the initial variance and o? represent the variance for the new process. Choose the correct answer below. OB. Ho: 07 502.1 03. Ha : 01202 OD. H: 03 503 Ha 09702