Question: Please include clear and simple solution thankyou In an effort to increase production of an automobile part, the factory manager decided to play music in

Please include clear and simple solution thankyou In an effort to increase production of an automobile part, the factory manager decided to play

Please include clear and simple solution thankyou

music in the manufacturing area. Eight workers are selected, and the number

of items each produced for a specific are monitored again. The data

In an effort to increase production of an automobile part, the factory manager decided to play music in the manufacturing area. Eight workers are selected, and the number of items each produced for a specific are monitored again. The data are given in the following table. At a = 0.05, using paired t-test, can the manager conclude that the music increased production? Worker Before 9 After 12 13 Which of the following is the alternative hypothesis? HD = 0 HD > 0 Option 3 Option 2 HD

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