A researcher wants to know if there is a difference between the mean amount of sleep that people get for various types of employment status. The table below shows data that was collected from a survey. Unemployed Part Time Worker Full Time Worker 9 8 7 7 7 9 8 7 7 9 8 5 Assume that all distributions are normal, the three population standard deviations are all the same, and the data was collected independently and randomly. Use a level of significance of 0.05.

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