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A study reported in the journal of occupational and organizational psychology investigated the relationship of employment status to mental health. Each in a sample of 49 unemployed men was given a mental health exam using the General Health Questionnaire. The GHQ is a widely recognized measure of present mental health, with lower values indicating better mental health. The mean and standard deviation of the GHQ scores were x = 10.94 and s = 5.10 respectively.

a) Specify the appropriate null and alternative hypotheses if we wish to test the research hypothesis that the mean GHQ score for all employed men exceeds 10.

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9395098

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