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The XYZ Corporation is interested in possible differences in days worked by salaried employees in three departments in the financial area. A survey of 23 randomly chosen employees reveals the data shown below. Because of the casual sampling methodology in this survey, the sample sizes are unequal. Research problem: Are the mean annual attendance rates the same for employees in these three departments? Days Worked

Days Worked Last Year by 23 Employees
Department Days Worked
Budgets(5 workers) 278 260 265 245 258
Payables(10 workers) 205 270 220 240 255 217 266 239 240 228
Pricing(8 workers) 240 258 233 256 233 242 244 249

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9116069

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