TABLE 8-2
The managers of a company are worried about the morale of their employees. In order to determine if a problem in this area exists, they decide to evaluate the attitudes of their employees with a standardized test. They select the Fortunato test of job satisfaction, which has a known standard deviation of 24 points.
-Referring to Table 8-2, they should sample____ employees if they want to estimate the mean score of the employees within 5 points with 90% confidence.

Question

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The Answer of TABLE 8-2
The managers of a company are worried about the morale of their employees. In order to determine if a problem in this area exists, they decide to evaluate the attitudes of their employees with a standardized test. They select the Fortunato test of job satisfaction, which has a known standard deviation of 24 points.
-Referring to Table 8-2, they should sample____ employees if they want to estimate the mean score of the employees within 5 points with 90% confidence.

TABLE 8-2 The Managers of a Company Are Worried About the Morale