СНАРТЕR 11 "CASES 1. Analyze the data in Table AMS11.1 and write a report to the computer operations department that indicates your findings. Include an appendix in which you discuss the reason you selected a particular statistical test to compare the three email Managing Ashland MultiComm Services PHASE 1 The computer operations department had a business objec- tive of reducing the amount of time to fully update each sub- scriber's set of messages in a special secured email system. An experiment was conducted in which 24 subscribers were selected and three different messaging systems were used. Eight subscribers were assigned to each system, and the update times were measured. The results, stored in [AMS11-1, are presented in Table AMS11.1. interfaces. DO NOT CONTINUE UNTIL THE PHASE 1 EXERCISE HAS BEEN COMPLETED. PHASE 2 After analyzing the data in Table AMS11.1, the computer oper- ations department team decided to also study the effect of the connection media used (cable or fiber). TABLE AMS11.1 Update Times (in seconds) for Three Different Systems The team designed a study in which a total of 30 subscribers were chosen. The subscribers were randomly assigned to one of the three messaging systems so that there were five subscribers in each of the six combinations of the two factors-messaging system and media used. Measurements were taken on the updated time. Table AMS11.2 summarizes the results that are stored in AMS11-2. System 1 System 2 System 3 38.8 41.8 32.9 42.1 36.4 36.1 45.2 39.1 39.2 34.8 28.7 29.3 48.3 36.4 41.9 37.8 36.1 31.7 41.1 35.8 35.2 43.6 33.7 38.1