Question
Finish times (to the nearest hour) for 59 dogsled teams are shown below. Draw a relative-frequency histogram. Use five classes. 261 273 236 244 279
Finish times (to the nearest hour) for 59 dogsled teams are shown below. Draw a relative-frequency histogram. Use five classes.
| 261 | 273 | 236 | 244 | 279 | 296 | 284 | 298 | 289 | 289 | 249 | 256 |
| 338 | 360 | 341 | 333 | 261 | 269 | 287 | 296 | 313 | 311 | 309 | 309 |
| 299 | 303 | 277 | 283 | 304 | 305 | 288 | 290 | 288 | 289 | 297 | 299 |
| 332 | 330 | 309 | 326 | 309 | 326 | 285 | 291 | 295 | 298 | 306 | 315 |
| 310 | 318 | 318 | 320 | 333 | 321 | 323 | 324 | 327 | 239 | 358 |
The frequency table for the above data is given below.
| Class Limits | Boundaries | Midpoint | Freq. | Relative Freq. | Cumulative Freq. |
| 236 - 260 | 235.5 - 260.5 | 248 | 5 | 0.08 | 5 |
| 261 - 285 | 260.5 - 285.5 | 273 | 9 | 0.15 | 14 |
| 286 - 310 | 285.5 -310.5 | 298 | 25 | 0.42 | 39 |
| 311 - 335 | 310.5-335.5 | 323 | 16 | 0.27 | 55 |
| 336 - 360 | 335.5-360.5 | 348 | 4 | 0.07 | 59 |
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Business Analytics Data Analysis and Decision Making
Authors: S. Christian Albright, Wayne L. Winston
5th edition
1133629601, 9781285965529 , 978-1133629603
