A business magazine mailed a questionnaire to the human resource directors of all of the Fortune 500 companies, and received responses from 23% of them. Among those who responded, 40% reported that they did not find that such surveys intruded significantly on their workday.
Answer to relevant QuestionsHotels.com asks users to rate hotels that they have visited on a scale from 0 (worst) to 5 (best). Ninety-nine guests gave a hotel at the St. Louis Convention Center a 4.5 out of 5 rating. A bank with branches in a large metropolitan area is considering opening its offices on Saturday, but it is uncertain whether customers will prefer (1) having walk-in hours on Saturday or (2) having extended branch hours ...1. A histogram of the average withdrawal amounts made daily over the span of a month should cluster around $50. 2. A histogram of the daily standard deviations of the withdrawal amounts over the span of a month should ...Auto manufacturers buy car components from suppliers who deliver them to the assembly line. A manufacturer can schedule staff time to check a sample of 5 parts a day for defects or a sample of 25 parts over the weekend when ...Control charts are also useful when you look at financial data. These charts help you recognize that some processes are not very simple: Their features change over time. X-bar and S-charts are convenient to plot means and ...
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