Mathematics, 05.05.2020 19:42 lilgunter12
Over the past year, the vice president of human resources at a large medical center conducted a series of three-month workshops aimed at increasing worker motivation and performance. As a check of effectiveness, she selected 7 employees from the personnel files and recorded their most recent annual performance ratings along with the ratings attained prior to attending the workshops. At a 5% level of significance, is there evidence that the workshops increased performance ratings? Take the differences = before - after.
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Over the past year, the vice president of human resources at a large medical center conducted a seri...
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