QUAN571 HW- 4 Spring 2022 (10 points each) Write the Null and Alternative hypotheses. State the type of test Show Excel output highlighting the p-vllue. Write your decision. Write your conclusion in context of the problem. 1. The average temperatures for a 25-day period for Birmingham, Alabama and Chicago, lllinois, are shown. Based on the samples, can it be concluded that it is warmer in Birmingham? Birmingham Chicago 1. In an effort to increase production of an automobile part, the factory manager decides to play music in the manufacturing area. Eight workers are selected, and the number of items each produced for a specic day is recorded. After one week ofmusic, the same workers are monitored again. The data are given in the table. Can the manager conclude that the music has increased production? Worker Before After