Video game console use: A market research company estimated the numbers of people in various gender and age categories who used a video game console.The results are presented in the following frequency distribution.Gender andAge GroupMales 2-11Frequency(in millions)13.6Females 2-1111.7Males 12-1710.4Females 12-175.7Males 18-3415.4Females 18-3415.1Males 35-4914.1Females 35-499.3Males 50+2.6Females 50+3.3Send data to Excel8 MEM Construct a relative frequency distribution. Round the answers to three decimal places.Gender and Age GroupRelativeFrequencyXSMales 2-11Females 2-11Males 12-17Females 12-17Males 18-34Females 18-34Males 35-49Females 35-49Males 50+Females 50+8E )

From the provided information, Gender and Age Group Frequency Males 2 – 11 13.6…

Answered: Video game console use: A market…

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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200 college freshmen were sampled and asked how many hours per week they had spent playing video games, this is the frequency distribution.
Use the following data, which represent the English placement test scores of a sample of 30 students, to construct a frequency distribution with a first class of 472 – 492. Placement Test Scores Number of Students 472 - 492 529 527 476 532 588 493 – 513 488 494 559 492 483 514 - 534 555 565 519 541 516 574 482 500 474 541 535 – 555 573 543 595 580 488 556 – 576 514 528 488 524 559 577 - 597
The Department of Motor Vehicles office tried a new customer service system after people complained they were wasting too much time waiting in line. Use the two relative frequency histograms to answer the following questions. Waiting Times at the DMV (OLD SYSTEM) Waiting Times at the DMV (NEW SYSTEM) 50- 50 40 40- 30 30 20 10 0 0 5 10 15 20 25 30 0 5 10 20 25 30 Time Waited OLD (in minutes) 15 Time Waited (in minutes) Comparing the median and the mean for the new system we see that The mean is smaller than the median. The mean is larger than the median. The mean is almost exactly the same as the median. Percent 20 10 0 Percent
The Affordable Care Act created a market place for individuals to purchase health care plans. A sample of premiums for the bronze level health insurance are given in the table. Create a frequency distribution, relative frequency distribution, and cumulative frequency distribution using 5 classes. $138 $238 $282 $254 $223 $275 $180 $194 $220 $228 $198 $178 $289 $162 $181 $126 $138 $140 $233 $235 $205 $203 $258 $129 $177 $161 $177 $243 $274 $172 $179 $296 $134 $164 $247 $140
Draw a Frequency polygon, histogram and a cumulative frequency distribution for the following data: Class 7.1 to 7.3 Frequency 3 7.4 to 7.6 5 7.7 to 7.9 9. 8.0 to 8.2 14 8.3 to 8.5 11 8.6 to 8.8 6. 8.9 to 9.1
The highway speeds of 100 cars are summarized in the frequency distribution below. Find the estimated mean speed. Speed (mph) 30-39 40-49 50-59 60-69 70-79 Cars 3. 16 50 18 13 O A. 59.5 mph O B. 62.4 mph O C. 22.8 mph O D. 56.7 mph
The Affordable Care Act created a market place for individuals to purchase health care plans. A sample of premiums for the bronze level health insurance are given in the table. Create a frequency distribution, relative frequency distribution, and cumulative frequency distribution using 5 classes. $138 $238 $282 $254 $223 $275 $180 $194 $220 $228 $198 $178 $289 $162 $181 $126 $138 $140 $233 $235 $205 $203 $258 $129 $177 $161 $177 $243 $274 $172 $179 $296 $134 $164 $247 $140 Class limits Frequency Relative frequency Cumulative frequency $-$ $-$ $-$ $-$ $-$
Construct a complete frequencydistribution table for the following data. Also make frequency polygon, relative frequency histogram and ogive. 3.0,5.0,6.2,7.6,9.4,3.3,5.2,6.3,7.6,9.5,3.5,5.5,6.4,7.7,9.5,3.5,5.5,6.6,7.8,10.0,3.6,5.5,6.6,7.8,10.5,4.0,5.8,6.8,8.5,10.8,4.0,5.8,6.8,8.5,10.9,4.2,5.9,6.8,8.8,11.0,4.6,6.0,7.0,8.8,11.0
Video game console use: A market research company estimated the number of people in various gender and age categories who use video game consoles. The results are presented in the following frequency distribution. Gender andAge Group Frequency (in millions) Males 2 - 11 12.6 Females 2 - 11 15.8 Males 12 - 17 14.8 Females 12 - 17 6.5 Males 18 - 34 15.4 Females 18 - 34 11.0 Males 35 - 49 10.7 Females 35 - 49 10.8 Males +50 2.5 Females +50 4.0 Construct a relative frequency distribution for each category. Round the answers to three decimal places.
The table below shows the scores of a group of students on a 10-point quiz. Frequency Test Score 3 4 5 6 7 8 9 10 2 3 0 3 3 3 4 4 The mean score on this test is: The median score on this test is:
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
A reviewer decides to interview patrons to see how they would rate a particular restaurant. The following table lists the responses from twenty-five patrons. Construct a frequency distribution for the data. Restaurant Ratings Five Stars One Star Two Stars Three Stars Four Stars Three Stars Four Stars Four Stars Five Stars Three Stars Five Stars Four Stars Five Stars Four Stars Five Stars One Star Three Stars Five Stars One Star One Star Five Stars Two Stars Four Stars Three Stars Five Stars

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