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(Solved): The mean productivity rating for all employees at a company was 3.8 on a five point scale last year. ...



The mean productivity rating for all employees at a company was 3.8 on a five point scale last year.This year you get ratings from a representative sample of fifteen employees from the Human ResearchManagement. Do the data from this sample provide evidence that employee productivity in thedepartment of Human Resource Management is significantly higher than in the company as a whole?Scores: 4.1, 3.9, 3.5, 4.0, 4.4, 4.3, 4.2, 4.5, 3.9, 3.6, 4.2, 4.4, 4.1, 4.3, 4.2

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