Finish Times (To the Nearest Hour) for 59 Dogsled Teams

question 10

Multiple Choice

Finish times (to the nearest hour) for 59 dogsled teams are shown below. Draw a histogram. Use five classes. The frequency table for the above data is given below.
$$\begin{array} { l l l l l l l l l l l l } 261 & 275 & 236 & 244 & 278 & 296 & 284 & 298 & 289 & 289 & 250 & 256 \\338 & 360 & 341 & 333 & 261 & 268 & 287 & 296 & 313 & 311 & 309 & 309 \\299 & 303 & 277 & 283 & 304 & 305 & 286 & 290 & 286 & 287 & 297 & 299 \\332 & 330 & 309 & 326 & 309 & 326 & 285 & 291 & 295 & 298 & 306 & 315 \\310 & 318 & 318 & 320 & 333 & 321 & 323 & 324 & 327 & 302 & 319 &\end{array}$$ $$\begin{array} { l l l l l l } \text { Class Limits } & \text { Boundaries } & \text { Midpoint } & \text { Freq. } & \text { Relative } & \text { Cumulative } \\&& & & \text { Freq. } & \text { Freq. } \\236 - 260 & 235.5 - 260.5 & 248 & 4 & 0.07 & 4 \\261 - 285 & 260.5 - 285.5 & 273 & 9 & 0.15 & 13 \\286 - 310 & 285.5 - 310.5 & 298 & 26 & 0.44 & 39 \\311 - 335 & 310.5 - 335.5 & 323 & 17 & 0.29 & 56 \\336 - 360 & 335.5 - 360.5 & 348 & 3 & 0.05 & 59\end{array}$$

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