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 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 Days Worked Last Year by 23 Employees Budgets Payables Pricing 278 205 240 260 270 258 265 220 233 245 240 256 258 255 233 217 242 266 244 239 249 240 228 Calculate the value of Hcalc. (Round your answer to 2 decimal places.)
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 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 Days Worked Last Year by 23 Employees Budgets Payables Pricing 278 205 240 260 270 258 265 220 233 245 240 256 258 255 233 217 242 266 244 239 249 240 228 Calculate the value of Hcalc. (Round your answer to 2 decimal places.)
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 2E
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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?
| 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 |
| Days Worked Last Year by 23 Employees | |||||
| Budgets | Payables | Pricing | |||
| 278 | 205 | 240 | |||
| 260 | 270 | 258 | |||
| 265 | 220 | 233 | |||
| 245 | 240 | 256 | |||
| 258 | 255 | 233 | |||
| 217 | 242 | ||||
| 266 | 244 | ||||
| 239 | 249 | ||||
| 240 | |||||
| 228 |
Calculate the value of Hcalc. (Round your answer to 2 decimal places.)
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