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Mathematics, 08.08.2019 03:30 davidoj13
The department of labor would like to test the hypothesis that the average hourly wage for recent college graduates is less than $20. a random sample of 24 recent college graduates averaged $19.30 per hour with a standard deviation of $3.20 per hour. the department of labor would like to set ? = 0.10. use the critical value approach to test this hypothesis.
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