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 question: Are the mean annual attendance rates the same for employees in these three departments? Days Worked Last Year by 23 EmployeesDepartmentDays WorkedBudgets (5 workers)278260265245258 Payables (10 workers)205270220240255217266239240228Pricing (8 workers)240258233256233242244249 Days Worked Last Year by 23 Employees BudgetsPayablesPricing 278205240 260270258 265220233 245240256 258255233 217242 266244 239249 240 228 One-Factor ANOVA" header is missingSourcedfMSFp-valueTreatmentErrorTotal

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Answered: The XYZ Corporation is interested in…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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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 question: Are the mean annual attendance rates the same for employees in these three departments?

Department	Days Worked
Days Worked Last Year by 23 Employees
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