How long does it take to finish the 1161-mile Iditarod Dog Sled Race from Anchorage to Nome, Alaska? Finish times (to the nearest hour) for 57 dogsled teams are shown below. 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 For this problem, use five classes. (a) Find the class width. (b) Make a frequency table showing class limits, class boundaries, midpoints, frequencies, relative frequencies, and cumulative frequencles. (Give relative frequencies to 2 decimal places.) Relative Cumulative Class Limits Class Boundaries Midpoint Frequency Frequency Frequency (c) Draw a histogram. 0.4 20 03 15 Frequency Frequency 02 10 0.1 O'2355 260 S 285.5 310.5 335.5 360.5 Finish Times 0'2355 260.5 285.5 3105 335.5 30.5 Finish Times 0.4 20 03 15 Frequercy Frequency 02 10 01 311 336 301 236 206 Finigh Tmes 201 361 206 Finish Times 261 311
How long does it take to finish the 1161-mile Iditarod Dog Sled Race from Anchorage to Nome, Alaska? Finish times (to the nearest hour) for 57 dogsled teams are shown below. 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 For this problem, use five classes. (a) Find the class width. (b) Make a frequency table showing class limits, class boundaries, midpoints, frequencies, relative frequencies, and cumulative frequencles. (Give relative frequencies to 2 decimal places.) Relative Cumulative Class Limits Class Boundaries Midpoint Frequency Frequency Frequency (c) Draw a histogram. 0.4 20 03 15 Frequency Frequency 02 10 0.1 O'2355 260 S 285.5 310.5 335.5 360.5 Finish Times 0'2355 260.5 285.5 3105 335.5 30.5 Finish Times 0.4 20 03 15 Frequercy Frequency 02 10 01 311 336 301 236 206 Finigh Tmes 201 361 206 Finish Times 261 311
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:(d) Draw a relative-frequency histogram.
25
0.4
20
0.3
15
Relative Freg
Relative Freg
0.2
10
0.1
0'2355 260.5 285.5 310.5 335.5 360.5
Fnish Times
0' 235.5 200.5 285.5 310.5 335.5 360.5
Finish Times
25
0.4
20
03
15
Relative Freg
02
Relative Freg
10
01
0
236
261
286
311
336
361
0'
236
261
286
311 336
361
Finish Times
Finish Times
(e) Categorize the basic distribution shape.
O uniform
O skewed left
O skewed right
O mound-shaped symmetrical
O bimodal
() Draw an ogive. (Graph each point and the closed line segments connecting the points to create your graph.)
Graph Layers
After you add an object to the graph you
can use Graph Layers to view and edit its
properties.
50
45
NOPE
Transcribed Image Text:How long does it take to finish the 1161-mile Iditarod Dog Sled Race from Anchorage to Nome, Alaska? Finish times (to the nearest hour) for 57 dogsled teams are shown below.
261 271 236 244 279 296 284 299 288
288 247 256 338 360 341
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
323 324 327
333 261 266
318 320 333 321
For this problem, use five classes.
(a) Find the class width.
(b) Make a frequency table showing class limits, class boundaries, midpoints, frequencies, relative frequencies, and cumulative frequencies. (Give relative frequencies to 2 decimal places.)
Relative
Frequency
Cumulative
Class Limits
Class Boundaries
Midpoint Frequency
Frequency
(c) Draw a histogram.
0.4
20
03
15
Frequency
Frequency
02
10
0.1
51
0'2355 200.5 285.5 310.5 335.5 360.5
2355 260.5 285.5 310.5 335.5 360.5
Finish Times
Finish Times
25
04
20
03
15
Frequency
Frequency
02
10
01
311
336
361
200
Finish Times
236
261
361
286
Finish Times
261
311
336
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