10.59 A hospital conducted a study of the waiting time in its emergency room. The hospital has a main campus and three satellite locations. Management had a business objective of reducing waiting time for emergency room cases that did not require immediate attention. To study this, a random sample of 15 emergency room cases at each location were selected on a particular day, and the waiting time (measured from checking to when the patient was called into the clinic area) was measured. The results are stored in the file.,,a. At the 0.05 level of significance, is there evidence of a difference in the mean waiting times in the four locations?,,,,b. If appropriate, determine which locations differ in mean waiting time.,,,,,c. At the 0.05 level of significance, is there evidence of a difference in the variation in waiting time among the four locations?,,,
Regent Papers is a library of common essays on high school, college, undergraduate and postgraduate topics. We have collected top papers from various institution, students and professors. The papers are based on common essay topics in all subjects.