Job satisfaction A company institutes an exercise breakfor its workers to see if this will improve job satisfaction,as measured by a questionnaire that assesses workers’satisfaction. Scores for 10 randomly selected workersbefore and after implementation of the exercise programare shown. The company wants to assess the effectivenessof the exercise program. Explain why you can’t use themethods discussed in this chapter to do that. (Don’t worry,we’ll give you another chance to do this the right way.) WorkerNumberJob Satisfaction IndexBefore After1 34 332 28 363 29 504 45 415 26 376 27 417 24 398 15 219 15 2010 27 37

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