A survey of 800 nurses yielded the following information: 430 were health club members, 575 were smokers, and 330 of the health club members were smokers. How many nurses were smokers but were not health club members?

Q: In a survey, students were askedabout their favorite subjects. The results as follows: 132 students…

A: Let M, S and E represent the set of students who like Math, Science and English, respectively.…

Q: Of the eighth graders at the Paxton School, 15 played basketball, 9 played volleyball, 10 played…

A:

Q: A company conducted a marketing survey of its clientele and found that 160 own an iPhone and 89 own…

A: Given that, A company conducted a marketing survey of its clientele and found that 160 own an iPhone…

Q: From a club of 25 people, in how many ways can a group of six members be selected to attend a​…

A: In how many ways a group of six members can be selected from a club of 25 people.

Q: Kara did a survey to determine to study the types of pets that students in her school had. She…

A:

Q: A group of students were asked whether they like Mathematics, Physics, or both. If 456 like…

A: We want to find total number of students.

Q: An anonymous survey of college students was taken to determine behaviors. Results were: 857 drank,…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks   857 drank 644…

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

A:

Q: Of the eighth graders at Praxton School, 15 played basketball, 9 played volleyball, 10 played…

A:

Q: In a survey of 400 investors, it was reported that 283 had invested in stocks, 226 had invested in…

A:

Q: In a survey of middle school students, 70% play basketball and 40% play basketball and football. Of…

A:

Q: Draw a two-way table 9. Or the 210 people surveyed, 147 said they owned a car, S59 answered they…

A: We want to make two way table.

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 of 800 households revealed that 300 had only a TV, 200 had only a computer, and 100 had…

A: Given that, A survey of 800 household revealed that, 300 had only a computer and 100 had neither a…

Q: Out of the 12 people applying for a scholarship, a) how many ways can we select a group of five to…

A: N : number of students = 12 a) To select 5 people. = (12),(11),(10),(9),(8)  are the choices for…

Q: How many 7-member committees could you form from a set of 9 people?

A: There are total 9 people.  We have to select 7 people from them. Since we are forming a committee,…

Q: A survey of 131 persons was conducted at TCC, and it was found that 82 persons carried a cell phone,…

A: According to bartleby policy I have solved first three subparts. I hope it will help you

Q: Of 75 cars that were inspected, 13 needed brake repairs and 26 needed exhaust system repairs. If the…

A: Here given, needed 75 cars that were inspected brake repairs and 26 needed 13 exhaust system…

Q: A survey of 93 persons was conducted at TCC, and it was found that 53 persons carried a cell phone,…

A: Given, 1. people carried a cell phone or a tablet is

Q: Out of 32 students in a class 5 said they ride their bike to school. Based on these results how many…

A: Unitary method : It is a method by  first determine the value of single unit and then determine the…

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

A:

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: Among 120 pupils, it came out that 40 like both biscuits and toffees, 16 like neither and twice as…

A: Given: total no of people=120 No. of people who like neither biscuits and toffees=16 No. of people…

Q: In a survey conducted by Helena, a financial consultant, it was revealed that of her 400 clients,…

A:

Q: How many students were included in the collection?

A:

Q: In a class of 18 girls and 15 boys, in how many ways can a girl get the highest grade, a boy second,…

A: Consider the given information.The number of the boys is 15 and the number of the girls is 18 girls.

Q: Of the eighth graders at the Paxton school, 12 played basketball, 9 played volleyball, 10 played…

A: Please make a Venn diagram to understand what's going on here:

Q: A survey of 1000 subscribers to a certain news paper revealed that 900 people subscribe to the daily…

A:

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

A:

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

A:

Q: Given group of 6 computer engineer, 7 mechanical engineer and 8 civil engineer a. How many teams of…

A:

Q: Out of 2000 families with 4 children each, how many would you expect to have (a) at least 1 boy, (b)…

A:

Q: , 300 shoppers were asked whet -mail account. Their responses a

A: Introduction: The word "percentage" was derived from the Latin word "per centum," which means "by…

Q: In a survey of 83 pet owners, 56 said they own a dog, and 43 said they own a cat. 41 said they own…

A: Given,         In a survey of 83 pet owners, 56 said they own a dog, and 43 said they own a cat.…

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: an automobile that was tested for production defects, but assume that the number of production…

A:

Q: At a liberal arts school, a survey of 100 students indicates that 68 enjoy their English class while…

A: Let,Number of students who enjoys English subject = n(E)Number of students who enjoys Mathematics…

Q: In a survey of 185 pet owners, 76 said they own a dog, and 79 said they own a cat. 11 said they own…

A: 185 total people's are surveyed, 76 said they own a dog and 79 said they own a cat. 11 said they own…

Q: A company conducted a marketing survey of its clientele and found that 215 own an iPhone and 106 own…

A: It is given that 215 of the clients own an iPhone and 106 own an iPad. If 19 clients own both an…

Q: A marketing company did a survey to find out what kinds of soda people drink. The survey found that…

A:

Q: Who is Jasmine's husband? Who owns Helene?

A: Using the Information provided in the Question, I have created this Table   Person Pony Name Wife…

Q: A survey of 150 people was conducted to determine their favorite sport. 74 people like chess, 94…

A: We want to find number of people that not like any of the three sports.

Q: In a survey of 600 students in a school, 150 students were found to be taking tea and 225 taking…

A:

Q: In a group of 500 students during vacation, 23% likes to go shopping only, 74% loves to stay at…

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

Q: How children in the exposed group have the number of finger-wrist taps in the dominant many hands…

A: Reviewing information, 2 groups are given with box plot

Q: Out of a population of 52 people, how many possible samples of size 2 are there?

A: Given information- Population size, n = 52 Sample size = 2 We have to find the number of possible…

Q: are buying 10 t-shirts and have as many of each type

A: Given, You are buying 10 t-shirts and there are 8 different colors to choose from.

Q: in a mall survey, 200 consumers were asked where they did their gift shopping; Macy’s, JC Penny’s,…

A: Total consumer = 200 consumers Total number of people who shopped at least at two different stores =…

Q: According to a survey, 30 adults in Makati watch an average of 4 hours of television per day, and 30…

A: Use formula of average

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.