Exercise 2-31 AlgoThe manager at a water park constructed the following frequency distribution to summarize attendance in July and August.AttendanceFrequency171,000 < x ≤ 1,2501,250 < x ≤ 1,5001,500 < x ≤ 1,75010201,750 < x ≤2,000132,000 < x≤ 2,250122,250 < x ≤ 2,50013a-1. Construct the relative frequency distribution and the cumulative relative frequency distribution (Round your answers to 2 decimalplaces.)Cumulative RelativeAttendanceRelativeFrequencyFrequency1,000 < x≤ 1,2501,250 < x≤ 1,5001,500 < x≤ 1,7501,750 < x≤ 2,0002,000 < x≤ 2,2502,250 < x≤ 2,500a-2. What proportion of the time was attendance more than 1,750 but no more than 2,000 people? (Round your answer to 2 decimalplaces.) a-3. What proportion of the time was attendance 1,750 or less? (Round your answer to 2 decimal places.)Proportion of timea-4. What proportion of the time was attendance more than 1,750 people? (Round your answer to 2 decimal places.)Proportion of timeb. Which statement is correct regarding the shape of the distribution using a histogram?The distribution is symmetric.The distribution is not symmetric.

Given, Attendance Frequency 1000-1250 17 1250-1500 10 1500-1750 20 1750-2000 13…

Answered: The manager at a water park constructed…

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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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 patterns. Numbers of Children 6 6 2 2 5 17 1 4 6 6 6 1 5 2 6 6 3 0 0 5 3 6 0 8 6 0 5 4 1 3 3 6 15 13 17 6 5 16 11 10 15 10 10 Complete the frequency distribution table below. Use the minimum data entry as the lower limit of the first class. Class Frequency Midpoint
Consider the frequency distribution shown to the right. a. Construct a relative frequency distribution. b. Construct a cumulative frequency distribution. c. Construct a relative cumulative frequency distribution. Class 0-10 10 < 20 20-30 30<40 40<50 Frequency 3 7 14 11 4
Construct a frequency distribution using 5 classes. The table must include midpoints, relative frequencies and cumulative frequencies. 24 29 23 9 0 13 5 8 10 6 26 6 11 3 12 7 24 2 1 2
Construct a frequency distribution and a frequency histogram for the data set using the indicated number of classes. Describe any patterns. Construct a frequency distribution of the data. Use the minimurn data entry as the lower limit of the first class. Number of classes: 8 Class Frequency Data set: Reaction times (in milliseconds) of 30 adult females to an auditory stimulus 2 00 3. 0 4.-0 428 292 384 336 514 423 385 427 370 313 440 389 352 472 385 412 442 428 5. 300 453 307 310 326 411 6. 385 318 357 509 416 7.0 8. N 450 7. - Construct a frequency histogram of the data.
The following data give the number of turnovers (fumbles and interceptions) made by both teams in each of the football games played by a university during the 2014 and 2015 seasons. 2 3 1 1 6 5 3 s 1 5 2 a. Construct a frequency distribution table for these data using single-valued classes b. Calculate the relative frequency and percentage for each class. c. What is the relative frequency of games in which there were 4 or 5 turnovers? d. Draw a bar graph for the frequency distribution of part a.
A professor had students keep track of their social interactions for a week. The number of social interactions over the week is shown in the following grouped frequency distribution. Identify the lower limit of the sixth class. Number of Social Interactions 10-14 15-19 20-24 25-29 30-34 35-39 40-44 45-49 50-54 55-59 Frequency 6 11 11 18 13 8 4 5 1 4
The table below summarizes rental costs for a group of college students with one bedroom apartments. $860 $875 $880 $885 $885 $885 $890 $890 $895 $895 $895 $895 $900 $900 $900 $905 $910 $910 $925 $925 a. Make a frequency distribution using 10-point bins. Include the relative and cumulative frequency.
Identify the lower class limits, upper-class limits, class width, class midpoints, and class boundaries for the given frequency distribution. Also, identify the number of individuals included in the summary. Age (yr) when award was won 5-9 10-14 15-19 20-24 25-29 30-34 35-39 Frequency 28 36 15 2 4 2 2
A professor had students keep track of their social interactions for a week. The number of social interactions over the week is shown in the following grouped frequency distribution. Identify the lower limit of the tenth class Number of Social Interactions Frequency 45-49 9 50-54 13 55-59 17 60-64 20 65-69 18 70-74 10 75-79 3 80-84 8 85-89 0 90-94 2
409 321 227 185 501 550 309 346 472 536 512 116 41 181 305 385 194 496 30 62 381 68 544 387 474 216 356 324 134 Construct a frequency distribution for the given data inclusive of midpoints, relative frequencies and cumulative frequencies.
Suppose a survey of adults and teens (ages 12-17) in a certain country was conducted to determine the number of texts sent in a single day. (a) Construct a relative frequency distribution for adults. (b) Construct a relative frequency distribution for teens. (c) Construct a side-by-side relative frequency bar graph. (d) Compare the texting habits of adults and teens. Number of Texts None 1-10 Adults 11-20 21-50 51-100 100+ (Round to three decimal places as needed.) (b) Complete the table below. Tech help N Number of Texts Teens None 1-10 11-20 21-50 51-100 100+ 4 R G Search or type URL 5 MacBook Pro T Y & 7 U 8 ( 9 O P Number of Texts Adults Teens D 168 17 975 247 245 139 163 None 1-10 11-20 21-50 51-100 100+ O 133 68 103 104 177 Next delete
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

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