at a local college,356 of the male students are smokers and 534 are non-smokers. Of the female students,400 are smokers and 600 are non-smokers. A male student and a female student from the college are randomly selected for a survey. what is the probability that both are non -smokers?

Q: in Georgia, 88% of all household have television. 51% of all households have a television and an…

A: Using Bayse's theorem; P(B/A) = P(A and B)/ P(A)   p(A)=Probability of having a television p(B)=…

Q: Of all college freshman who try out for the track team, the coach Will only accept 30%. If 15…

A: Let X denote the number of freshman try out for the track team and it follows binomial distribution…

Q: In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people preferred…

A: Probability of an event is computed by taking the ratio of number of favourable outcomes to total…

Q: A financial services committee had 60 members, of which 8 were women. If 7 members are selected at…

A: a. The probability that 6 men and 1 woman are selected is 0.4217 and it is obtained below: From the…

Q: Kaja has a dog walking business that serves 9 dogs. If she chooses 4 of the dogs at random to take…

A: Kaja serves 9 dogs out of which 4 dogs named Cherish, Taffy, Haunter, and Maverick have to be chosen…

Q: In one town, 28% of all voters are Democrats. If two voters are randomly selected for a survey, find…

A: Given that, Probability, p = 28% = 0.28 Sample size = 2

Q: At a high school with 200 students. 32 play soccer, 18 play basketball, 8 play both sports, find the…

A: The number of students play soccer is 32.

Q: At a local college, 51 of the male students are smokers and 459 are non-smokers. Of the female…

A: Provided information is, at local college 51 of the male students are smokers and 459 are…

Q: A homeowner plants 6 bulbs selected at random from a box containing 5 tulip bulbs  and 4 daffodil…

A: The probability is calculated by dividing the number of observation can involve in the sample…

Q: In a family with 4 children, excluding multiple births, what is the probability of having 2 girls…

A: Probability is ratio of favourable chances to total chances. Total chances = S Favourable chances =…

Q: A homeowner plants 6 bulbs selected at random from a box containing 4 tulip bulbs and 4 daffodil…

A: Note: Hi there! Thank you for posting the question. As there are several independent questions,…

Q: thirteen percent of adults are left handed. in a group of 30 adults, what is the probability of…

A: Let X=the number of lefty n=number of trials= 30 p=probability of success= 13%=0.13 X follows a…

Q: Eight percent of Americans have a master’s degree. If five Americans are selected at random, what is…

A: Let X represent random variable   n=5 p=0.08   X~ binomial (5, 0.08)

Q: If math. Professor receives on average of 5 e-mail messages per day from Students, then the…

A:

Q: Recent research suggests that 73% of Americans have a home phone, 83% have a cell phone, and 58% of…

A: Given:

Q: In a large population, 55% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let "X" be the people that have been vaccinated.

Q: Find the probability of randomly selecting 3 students from Utah out of a group of 12 students, 5 of…

A:

Q: A physician said that 42 percent of his patients have allergic reaction to antihistamine. What is…

A:

Q: A class consists of 23 women and 31 men. If a student is randomly selected, What is the probability…

A: Given data, No of Men=31 No of women=23 Total no of students=23+31= 54 P(Student is man)=?

Q: Find the probability distribution for the number of dance collections when 3 collections are…

A: Let X be a random variable which represents the number of dance collections when 3 collections are…

Q: In a second grade class containing 14 girls and 11 boys, 2 students are selected at random to give…

A:

Q: Nasa needs to select a 7 person crew for a space mission from 43 applicants of whom are 21 women.…

A: Given data: the total numbers of applicants are n=43. The numbers of persons selected for space…

Q: At a local college, 182 of the male students are smokers and 728 are non-smokers. Of the female…

A:

Q: A class consists of 17 men and 65 women. If a student is randomly selected, what is the probability…

A: It is given that Number of men = 17 Total = 17 + 65 = 82

Q: A financial services committee had 6060 ​members, of which 1010 were women. If 99 members are…

A: Solution: a. From the given information, a financial committee had 60 members. Among them 10 are…

Q: Chris buys a bag of cookies that contains 9 chocolate chip cookies, 5 peanut butter cookies, 7 sugar…

A: There are total (9+5+7+8)=29 cookies in the bag.  Since she is eating the first cookie so this event…

Q: The math department at a high school has 9 teachers. 6 females and 3 males. Three of the teachers…

A: We  have given that Total number of teacher = 9 Female teacher = 6 Male teacher = 3

Q: A class consists of 10 males and 30 females. If one student is randomly selected from the class,…

A: We have given the  that  10 males  30 females  Total = 40

Q: In a group of 100 students, 80 study Physics, 90 study Math and 5 study none of the subjects. What…

A: The union of events A and B is defined as n(A ∪ B) = n(A)  + n(B) – n(A ∩ B).

Q: In a ninth grade homeroom class, 3 of the 16 girls have red hair and 2 of the 15 boys have red hair.…

A: Given: Number of girls = 16 Number of boys = 15 Number of girl having red hair = 3 Number of boy…

Q: Find the probability distribution for the number of dance collections when three collections are…

A: Given that, three collections are selected at random from a dance collection consisting of three Hip…

Q: A survey reports that 53% of college students use Google as their search engine. If 100 students of…

A: Given that n=100 p= 0.53 q= n-p=0.47 μx= n*p= 53 Standard deviation= σ= sqrt(n*p*q)=4.991   Add…

Q: At a local college, 356 of the male students are smokers and 534 are non-smokers. Of the female…

A: Total male student : 356+534                            =890male S moker : 356The probability of a…

Q: If a classroom of 32 students has 7 males (5 of who are single and 2 who are married) and 25 females…

A: Given,no.of single males=5no.of married males=2no.of single females=7no.of married females=18total…

Q: Jimmy has a a three sectioned box filled with 45 marbles total. What is the probability of the…

A: Assuming that the marbles are identical. The total number of ways in which we can fill the three…

Q: Andrea did a survey in her statistics class and found that 18 students out of 25 use the library at…

A: Total number of students = 25Number of students uses library atleast twice aweek =18

Q: If two people are chosen with replacement from the data, what is the probability that both are…

A: Given contingency table is :   Athletic Shoes Sandals Dress Shoes Other Total Men…

Q: Sixty-five percent of men consider themselves knowledgeable football fans. If 10 men are randomly​…

A:

Q: A school survey found that 9 out of 10 students like pizza. If three students are chosen at random…

A: We have to find given probability..

Q: In a group of 78 people; 24 drink tea and 31 drink coffee. Find the probability that a person picked…

A: 24 - drink tea 31 - drink coffee total 78 people select at random

Q: In a particular community, 70% of the voters are Democrats, and 30% are Republicans. Sixty percent…

A:

Q: What is the probability of a student chosen at random liking both Hannah Montana and suite life of…

A: Given data: The numbers of students who like Waverly place are a=73. The numbers of students who…

Q: A recent study shows that 4% of California residents consider purchasing an electric car . If we…

A:

Q: Alfonso and Cordell each bought one raffle ticket at the state fair. If 50 tickets were randomly…

A: Alfonso can pick a ticket from 50 tickets in 50 ways.  When Alfonso picks a ticket then Cordell can…

Q: Of the patients at a cardiac rehabilitation centre, 36% lead a sedentary lifestyle and have had a…

A:

Q: In a recent survey, 70% of the community favored building a health center in their neighborhood. If…

A: Let "X" be the community favored by building a health center in their neighborhood.

Q: A bag contains 3 mint chocolates, and 4 cherry chocolates. After two chocolates are removed, what is…

A: initially bag contains 3 mint chocolates, and 4 cherry chocolates.  if 2 chocolates removed and to…

Q: A batch of parts contains 80 parts from batangas supplier of engine and 120 parts from a supplier of…

A: Given Information: A batch of parts contains 80 parts from batangas supplier of engine and 120 parts…

Q: A class consists of 66 women and 67 men. If a student is randomly selected, what is the probability…

A: The class has a total of 66+67=133 students.And the class has 66 women.

Q: .A class consists of 17 women and 65 men. If a student is randomly selected, what is the probability…

A: It is given that Number of women = 17 Total = 17 + 65 = 82

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.