Determine an appropriate number of classes and class width required to construct agrouped frequency distribution for data sets with the following values:a. n- 190 Minimum! - 32 Maximum = 346Number of Classes:Class Width:Round to the nearest whole numberb. n = 96 MinimumNumber ofClasses:(CLQuestion 3 of 9-0.27Maximum 1.96SUBMIT QUESTIONSAVE PROGRESSSUBMIT

Answered: Determine an appropriate number of…

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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Construct a frequency distribution and a frequency histogram for the data set using the indicated number of classes. Describe any patterns. Number of classes: 8 Data set: Finishing timės (in seconds) of 20 male participants in a 5K race 1719 1634 1572 1475 2296 1446 1251 1803 1593 1778 1956 1525 1824 1617 1306 1822 2019 2082 1579 1478
Finish times (to the nearest hour) for 59 dogsled teams are shown below. Draw a relative-frequency histogram. Use five classes. 261 274 236 244 280 296 284 296 288 288 250 256 338 360 341 333 261 267 287 296 313 311 307 307 299 303 277 283 304 305 286 290 286 287 297 299 332 330 309 326 307 326 285 291 295 298 306 315 310 318 318 320 333 321 323 324 327 302 319 The frequency table for the above data is given below. Class Limits Boundaries Midpoint Freq. Relative Freq. Cumulative 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
Construct a frequency distribution for the given data set using 6 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? Amount (in dollars) spent on books for a semester 139 534 422 332 40 480 178 114 43 414 54 166 150 480 525 435 405 99 304 532 525 476 514 258 244 57 417 50 219 Complete the table, starting with the lowest class limit. Use the minimum data entry as the lower limit of the first class. (Type integers or decimals. Round the class limits to the nearest whole number. Round all other values to the nearest thousandth as needed.) Relative Cumulative Class Frequency Midpoint 81 Frequency Frequency 40-122 7 0.241 123-205 164 4 0.138 11 206 - 288 3 247 0.103 14 289 - 371 2 330 0.069 16 372 - 454 455-537 413 0.172 21 08 496 0.276 29 Which class has the greatest frequency? In to The class with the greatest frequency is from
The included table presents the percentage of each state’s residents who were living in poverty in 2002. The data includes a data value for the District of Columbia so there are 51 data values. Create a Frequency distribution and Cummultaive distribution of these data using EXCEL/ SPREADSHEET. Generate the following: Barchart of the Frequency Distribution Ogive of the Cummulative Distribution
Please answer letter d, B, and C. A. Develop a Frequency Distribution using 5 Classes a. Establish 5 classes for the entire range of data b. Compute for the Approximate Class Width c. Determine the Lower and Upper Class Limits for each Class d. Use the Frequency Function to automate Count =FREQUENCY(data array, bins array) B. Develop a relative frequency distribution and a percent frequency distribution C. Lastly, present the quantitative data using Histogram (Open Data Analysis)
Build the frequency distribution and graphs: histogram, frequency polygon and sectors of the grades in the final exam of an elementary course in statistics.
The accompanying data set lists the numbers of children of world leaders. Use the data to construct a frequency distribution using six classes and to create a frequency polygon. Describe any patterms. E Click the icon to view the data set. Complete the frequency distribution table below. Use the minimum data entry as the lower limit of the first class Class Frequency Midpoint * Data set Numbers of Children 5 4 2 2 4. 3 6 4 3 12 7 3 4. 6. 15 2 14 8 11 8 9 6. 14 10 10 12 Print Done
Data was collected for 310 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests 200-209 210-219 220-229 230-239 240-249 Frequency Class width= 95 58 19 95 43 What is the class width for this GFDT?
Construct a frequency distribution and a frequency histogram for the data set using the indicated number of classes. Describe any patterns. Number of classes: 8 Data set: Finishing times (in seconds) of 20 male participants in a 5K race 1718 1632 1571 1470 2300 1445 1249 1800 1593 1778 1960 1524 1824 1620 1306 1819 2020 2082 1580 1481 ..... Construct a frequency distribution of the data. Use the minimum data entry as the lower limit of the first class. Class Frequency 1. nothing-nothing nothing 2. nothing-nothing nothing 3. nothing-nothing nothing 4. nothing-nothing nothing 5. nothing-nothing nothing 6. nothing-nothing nothing 7. nothing-nothing nothing 8. nothing-nothing nothing Construct a frequency histogram of the data. A. 12345678048ClassFrequency A frequency…
3. Construct frequency distribution, with 6 classes. Also find class boundaries, mid points, relative frequency and cumulative frequency of each class. 65 91 85 76 85 87 79 93 82 75 100 70 88 83 59 87 69 89 54 74 89 80 94 67 77 92 82 70 94 84 96 98 46 70 90 96 88 72
Construct a frequency distribution for the given data set using 6 classes. In the table, include the midpoints, relative frequencies, and cumulative frequencies. Which class has the greatest frequency and which has the least frequency? Amount (in dollars) spent on books for a semester 166 345 151 424 406 353D 94 407 95 125 516 525 336 199 256 317 286 473 156 126 59 501 144 42 443 218 40 488 427 Complete the table, starting with the lowest class limit. Use the minimum data entry as the lower limit of the first class. (Type integers or decimals. Round the class limits to the nearest whole number. Round all other values to the nearest thousandth as needed.) Cumulative Relative Frequency Frequency Midpoint Frequency Class
Complete the frequency distribution table for the data given in the graph: 5 20 25 35 40 Class limits Frequency 5- 10 1 10 - 15 2 15 - 20 20 - 25 25 - 30 30 - 35 35 - 40 6

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