Finish times (to the nearest hour) for 60 dogsled teams are shown below. Use five classes. Categorize the basic distribution shape as uniform or rectangular, mound-shaped symmetric, bimodal, skewed left, or skewed right.
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
339 359 347 348 333 321 323 324 327 349 351 355
a). Bimodal
b). Uniform or rectangular
c). mound-shaped symmetric
d). skewed right
e). none of these choices