Mathematics, 12.08.2019 17:30 Ezekielcassese
8. a new training program is designed to increase the productivity of workers at american construction, inc. to test the effectiveness of the training program, the manager took a random sample of hourly outputs of 49 workers. the sample results showed an average of 75 units per hour with a standard deviation of 5 units. the hourly output of workers without the new training was 73 units. what would be your conclusion at the 1% level of significance?
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