A survey of 300 workers yielded the following information: 231 workers belonged to a union and 195 were Democrats. If 172 of the union members were Democrats, how many workers were neither belonged to a union nor were Democrats?

Q: Wellstone Inc. produces and markets replacement covers for cell phones in five different colors:…

A: Hey there.! thank you for posting your question. Hope you’re doing well. Since you have posted…

Q: The figure to the right shows the results of a survey in which 999 adults from Country A, 1002…

A: From the given information, The proportion of Country A is 33%. The sample size for country A is…

Q: The manager of the customer service division of a major consumer electronics company is interested…

A: It is an important part of statistics. It is widely used.

Q: A faraway planet is populated by creatures called Mizjigs. All Mizjigs are either black-footed or…

A: Given: Black-footed one-headed mizjigs is 120. red-footed two-headed mizjigs are 200. Total…

Q: Four hundred twenty-five people were surveyed as they left the FSU-Virginia basketball game at the…

A: Let M,B and S be the set of  people who attended FSU Marist game and ISU butler game and FSU-NC game…

Q: A fast-food restaurant compiled the following information regarding its employees. 20 cooked or…

A: There 20 cooked or worked the drive-through window, 10 cooked only, and 6 worked drive-through…

Q: What percentage of those sampled had high blood pressure? What percentage of those sampled were over…

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Q: In a survey of 3159 adults aged 57 through 85​ years, it was found that 86.2​% of them used at least…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment. It…

Q: The Restaurant Association sponsored a Taster's Choice evening in which restaurants set up booths…

A: The matrix equation is 121111311MWC=634414694 where M is for men served, W is for women served and C…

Q: If 40% of candidates for the soccer team pass the fitness test, and only 30% of all athletes are…

A: It is given that there are 40% of candidates for the soccer team pass the fitness test. There are…

Q: Given the Venn diagram above, determine the following: 1. How many people enjoyed all sports? 2. How…

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Q: Among employees at Daly Developers Ltd, 80% use R, 60% use Python, and 50% use both. What proportion…

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Q: In a poll of 531 human resource​ professionals, 53.9​% said that body piercings and tattoos were big…

A: Sample size (n) = 531 Out of which 53.9% said that body piercings and tattoos were big grooming red…

Q: in a survey of 3046 adults age 57 through 85 years, it was found that 85.7 of them use at least one…

A: From the provided information, Sample size (n) = 3046 aged 57 through 85 years 85.7% of them used at…

Q: One hundred students were asked which fast food restaurants they had visited in the past month. The…

A: Given Information: 100 students were asked which fast food restaurants they had visited in the past…

Q: In a poll of 556 human resource​ professionals, 42.3​% said that body piercings and tattoos were big…

A: Number of human resource​ professionals (n) = 556 Probability of success (p) = 42.3% = 0.423

Q: A survey of American households found that 1/4 had a land line, 7/12 had cable, and 1/3 had neither.…

A: It is an important part of statistics. It is widely used.

Q: A survey asks 168 people "What beverage do you drink in the morning?", and offers choices: - Coffee…

A: Given that 52 report tea only, 24 report coffee only, and 32 reports both So, (52+32)=84 people…

Q: According to a poll conducted by the Gallup Corporation in March 2011, the metropolitan areas with…

A: Given, according to a poll conducted by the Gallup Corporation in March 2011, themetropolitan areas…

Q: 6. In San Diego, California, a sample of 444 businesses was surveyed to determine which overnight…

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Q: If 30.1 out of every 100 pregnant women in Indiana deliver their babies by C-section, how many…

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Q: survey of American households found that 1/2 had a land line, 7/12 had cable, and 1/4 had neither.…

A: Given: P( L) = 1/2 P(C) = 7/12 P( None) = P( L U C)C= 1/4  P ( L U C) = 1 - P( L U C)C= 1- 1/4 = 3/4…

Q: The U.S. Census Bureau reported in that, people annual income for people who never married was…

A: Given that  Sample size n =100 , for each group.

Q: In a survey of 500 investors conducted by NPC Data Analytics Company, it was reported that 270…

A: The set A∪B contains all the elements that are present either in set A or in set B. The set A∩B…

Q: Suppose 50 percent of the customers at Pizza Palooza order a square pizza, 72 percent order a soft…

A: Given information- Percentage of the customers order a square pizza = 0.50 Percentage of customers…

Q: the following summary of electio

A: plurality eliination method is also known as instant run off voting in this method candidates that…

Q: A survey of recent high school graduates regarding literature that they studied during their high…

A: Let W denote graduates who read gone with the wind, M denote graduates who read Moby Dick and F…

Q: A survey of 62 customers was taken at a bookstore regarding the types of books purchased The survey…

A: (As per bartleby guidelines, for questions containing multiple subparts, only first three subparts…

Q: a survey of 150 freshman business students at a local university produced the results listed below.…

A: 35 took history;42 took science;43 took religion;19 took history but not science;14 took science and…

Q: Suppose that a survey asks 150 people about their driving habits. 66 people drove to work regularly,…

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Q: A random sample of 25 kids were asked about their favorite animated movie and here are their…

A: The objective is to find what percent of  the respondent answer toy story and find highest frequency…

Q: How many drank alcohol regularly and smoked cigarettes, but did not use illegal drugs? How many…

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Q: Sony: 10.0% Apple: 30.0% Nokia: 16.0% Huawe i: 25.0% Samsung 20.0% Apple ISamsung Huawei Nokia WI…

A: The percent of people who like Huawei brand, percent = 25.0% The total number of people surveyed is…

Q: o eight hours of sle

A: Given as, 7 rules are : 1)no smoking, 2)regular exercise, 3)use alcohol moderately, 4)get seven to…

Q: How many of the bees should the expect to travel west

A: Given that  Over 15 minutes of period 50 bees are observed they leave their hive

Q: In a survey of college students, each of the following was found. Of these students, 352 owned a…

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Q: A survey of 125 freshmen business students at a local university produced the results listed below.…

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Q: The following information regarding the ten richest Americans was reported in a recent issue of…

A: a)How many elements are in the above data set? 10 elements are in the above data set.

Q: At a certain college 40% of the students are male, and of those, 15% smoke cigarettes. What is the…

A: Given in a college percentage of male = 40%Among males percentage of smokers = 15%.we can say…

Q: If I asked every student in your class whether they were left or right handed, their response to the…

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Q: A nuclear power station is to be built on one of 20 possible sites. A team of engineers is…

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Q: Assuming 50,000 individuals in the United States are diagnosed every year, and of those individuals…

A: The total number of individuals in the US are diagnosed every year is 50,000.

Q: The state of Florida reports that 75% of all patients first diagnosed with a spinal cord injury are…

A: The state of Florida reports that 75% of all patients first diagnosed with a spinal cord injury are…

Q: How many of those surveyed: (a) did not wish to travel to any of these destinations?_ (b) wished to…

A:

Q: What percentage of the students' undergraduate major is Engineering?

A: Here we have given the table of survey of 400 college seniors resulted in their undergraduate major…

Q: A survey of 300 workers yielded the following information: 231 workers belonged to a union, and 195…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: ased on the total passenger traffic, the airports in the following list are the 20 busiest airports…

A: Refer the data  given in the tables and spot the highest and the lowest number of passengers in the…

Q: a. How many of the students polled had applied to exactly two of the universities? b. How many…

A: The given data is  The sample space contains = 60 students Number of elements in Sample space = n(S)…

Q: How many people drink tea in the morning?  How many people drink coffee in the morning?  How many…

A: There are 32 people drink tea only in the morning, 36 people drink coffee only in the morning, and…

Q: Assume that 135 surveys are completed. Of those surveyed, 61 responded positively to effectiveness,…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.