1 Finish times to the nearest hour for 60 dogsled teams are
1. Finish times (to the nearest hour) for 60 dogsled teams are shown below. Use five classes. Categorize the basic distribution shape as uniform, mound-shaped symmetric, bimodal, skewed left, or skewed right.
A)
mound-shaped symmetric
B)
Skewed right
C)
Bimodal
D)
Uniform or rectangular
E)
None of these
| 261 | 271 | 236 | 244 | 279 | 296 | 284 | 299 | 288 | 288 | 247 | 256 |
| 338 | 360 | 341 | 333 | 261 | 266 | 287 | 296 | 313 | 311 | 307 | 307 |
| 279 | 283 | 277 | 283 | 285 | 275 | 259 | 239 | 288 | 289 | 297 | 299 |
| 341 | 358 | 257 | 328 | 244 | 328 | 245 | 258 | 259 | 259 | 319 | 315 |
| 339 | 359 | 347 | 348 | 333 | 321 | 323 | 327 | 327 | 349 | 351 | 355 |
Solution
From the data we see that 259 and 288 appear 3 times, So the data has two modes 259 and 288 That is it is a bimodal
Option C is correct
