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Sports: Dog Sled Racing How long does it take to finish
Chapter , Problem 7(choose chapter or problem)
Sports: Dog Sled Racing How long does it take to finish the 1161-mile Iditarod
Dog Sled Race from Anchorage to Nome, Alaska (see Viewpoint)? Finish times
(to the nearest hour) for 57 dogsled teams are shown below.
\(\begin{array}{llllllllllll}
261 & 271 & 236 & 244 & 279 & 296 & 284 & 299 & 288 & 288 & 247 & 256 \\
338 & 360 & 341 & 333 & 261 & 266 & 287 & 296 & 313 & 311 & 307 & 307 \\
299 & 303 & 277 & 283 & 304 & 305 & 288 & 290 & 288 & 289 & 297 & 299 \\
332 & 330 & 309 & 328 & 307 & 328 & 285 & 291 & 295 & 298 & 306 & 315 \\
310 & 318 & 318 & 320 & 333 & 321 & 323 & 324 & 327 & & &
\end{array}\)
Use five classes.
Use the specified number of classes to do the following.
(a) Find the class width.
(b) Make a frequency table showing class limits, class boundaries, midpoints, frequencies, relative frequencies, and cumulative frequencies.
(c) Draw a histogram.
(d) Draw a relative-frequency histogram.
(e) Categorize the basic distribution shape as uniform, mound-shaped symmetrical, bimodal, skewed left, or skewed right.
(f) Draw an ogive.
Questions & Answers
QUESTION:
Sports: Dog Sled Racing How long does it take to finish the 1161-mile Iditarod
Dog Sled Race from Anchorage to Nome, Alaska (see Viewpoint)? Finish times
(to the nearest hour) for 57 dogsled teams are shown below.
\(\begin{array}{llllllllllll}
261 & 271 & 236 & 244 & 279 & 296 & 284 & 299 & 288 & 288 & 247 & 256 \\
338 & 360 & 341 & 333 & 261 & 266 & 287 & 296 & 313 & 311 & 307 & 307 \\
299 & 303 & 277 & 283 & 304 & 305 & 288 & 290 & 288 & 289 & 297 & 299 \\
332 & 330 & 309 & 328 & 307 & 328 & 285 & 291 & 295 & 298 & 306 & 315 \\
310 & 318 & 318 & 320 & 333 & 321 & 323 & 324 & 327 & & &
\end{array}\)
Use five classes.
Use the specified number of classes to do the following.
(a) Find the class width.
(b) Make a frequency table showing class limits, class boundaries, midpoints, frequencies, relative frequencies, and cumulative frequencies.
(c) Draw a histogram.
(d) Draw a relative-frequency histogram.
(e) Categorize the basic distribution shape as uniform, mound-shaped symmetrical, bimodal, skewed left, or skewed right.
(f) Draw an ogive.
ANSWER:Step 1 of 7
Given:
The number of dog sled teams is
The data of finish times to the nearest hour is given below:
The number of classes to be drawn is
The highest value of time taken by the dogsled team in the data set is
The lowest value of time taken by the dogsled team in the data set is