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A new sales training program has been instituted at a rent-to-own company.Prior to the training,10 employees were tested on their knowledge of products offered by the company.Once the training was completed,the employees were tested again in an effort to determine whether the training program was effective.Scores are known to be normally distributed.The sample scores on the tests are listed next.Use pretest score as µ1 for population 1 and posttest score as µ2 for population 2,orµD as the mean of the difference calculated as pretest score minus posttest score. Which of the following are the appropriate hypotheses to determine if the training increases scores?
Psychiatric Problems
Mental health conditions that affect a person's thinking, feeling, mood, and behavior, requiring professional treatment.
Objective Test
A personality test that consists of a list of questions to be answered by the subject as True or False, Yes or No, or along a numeric scale (e.g., 1 to 7).
Computer-scored
Pertains to tests or assessments graded or evaluated by computer algorithms rather than by humans.
Empirical Method
A method of acquiring knowledge based on observation, experimentation, and the collection of data.
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