Of 120 students, 60 aré studying French, 50 are studying Spanish and 20 are studying French and Spanish. If a student is chosen at random, find the probability that the student (a) is studying French or Spanish (b) is studying neither French nor Spanish.

Q: Of 100 college students, all can speak English, 35 can speak Spanish, 12 can speak Chinese, 3 can…

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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: In a group of students, 70% are taking an English class and 19% are taking a Chemistry class. Among…

A: Given that, P(E)= 70% = 0.70 P(C)= 19%= 0.19 P(C/E)= 7%= 0.07 P(C Ω E)=?

Q: In a certain population of women, 40% have had breast cancer, 20% are smokers and 13% are smokers…

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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: Out of 10 customers in a box 4 are purchased red bulbs, 3 purchased green bulbs and 2 purchased both…

A: Let R be an event that the customer bought a red bulb, G be an event that the customer bought a…

Q: A poll is given, showing 20% are in favor of a new building project. If 2 people are chosen at…

A: Given data,p=20%=0.20n=2P(X=1)=?

Q: If a person randomly picks 4 of the 15 gold coins adealer has in stock, and 6 of the coins are…

A: Given , No of gold coins n=15No of random picks r=4P6 coins are counter feits=?

Q: Of the people who fished at Clearwater Park today, 30 had a fishing license, and 20 did not. Of the…

A: For Clearwater Park Prob(P)=20/50=0.4=40% And Mountain View Park. Prob(P)=12/60=0.2=20%

Q: In a large population, 51% of the people have been vaccinated. If 5 people are randomly selected,…

A: Probability of selecting a person who has been vaccinated is 51% or 0.51 Number of observation = 5…

Q: In a science class of 35 students, 15 are boys and 20 are girls. On a unit test, 5 boys and 8 girls…

A: We will use probability formula to find solution to the problem .

Q: Out of a pool of 234 people with lottery tickets, 120 of them are women, and out of those 120, 65…

A: probability=favourable outcomepossible outcomes

Q: In a class of 50 students, 29 are Democrats, 11 are business majors, and 5 of the business majors…

A: It is given that in a class of 50 students, 29 are Democrats, 11 are business majors, and 5 of the…

Q: A poll is given, showing 50% are in favor of a new building project. If 8 people are chosen at…

A: We have to find given probability.

Q: a boy chosen at random played exactly one sport b. a boy chosen at random played baseball, given…

A: Given : Total boys are 250 , 230 played baseball , 140 played soccer , 50 played both. Our aim is to…

Q: A poll is given, showing 50% are in favor of a new building project. If 9 people are chosen at…

A:

Q: A poll is given, showing 55% are in favor of a new building project. If 8 people are chosen at…

A: Binomial Distribution: If we have n trials each having two outcomes, say Success and Failure, trials…

Q: In a particular class, there are 12 freshmen, 6 sophomores, 4 juniors, and 2 seniors. If the…

A: Given,no.of freshmen=12no.of sophomores=6no.of juniors=4no.of seniors=2total no.of students =24

Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

A: Total number of students: 80 Number of student who are studying French:   F = 20 Number of student…

Q: A poll is given, showing 45% are in favor of a new building project. If 5 people are chosen at…

A: As per guideline expert have to answer first question only dear student please upload other question…

Q: If 63% of the people at a certain conference are doctors, 48% are women, and 39% are doctors, what…

A: The following information has been given: The probability that people at a certain conference are…

Q: A poll is given, showing 60% are in favor of a new building project. If 7 people are chosen at…

A: A poll shows that 60% are in favor of a new building project. Seven people are chosen at random.…

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: The mathematics department of a college has 14 male professors, 15 female professors, 9 male…

A:

Q: In a group of 2500 persons, are female, 600 are vegetarian, and are female and vegetarian. What is…

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Q: One- fourth of the freshmen entering UC are out of CAR students. If the students are assigned at…

A:

Q: From a group of graduate students including 21 men and 11 women, 26 are chosen to participate in an…

A: Given Information: Number of men = 21 Number of women = 11  Total  = 21 +11 =32

Q: A company has 140 employees of which 30 are supervisors. Eighty of the employees are married and 20…

A: Given data, P(Married)= 80/140 = 0.5714 P(Supervisor | Married)= 0.20 P(Married and supervisor)=?

Q: In a sample of 50 employees, 32 were females, 22 were smokers, and 15 were males and smokers. If an…

A: Given that  Sample size (n) = 50 Number of females (F)  = 32 Number of males (M) = 50 -32 = 18…

Q: Out of forty student, 14 are taking English composition and 29 are taking Chemistry. If five…

A:

Q: In a large population, 66% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let the random variable X denote the no. of people have been vaccinated and it follows binomial…

Q: the 195 students in the senior class, 104 study Spanish and 85 study French, with 12 studying both…

A: Given query is to find the Indicated probability.

Q: Of the students living in the dormitories at a university, 58% live at west hall, and the rest at…

A: Given that 58% live at west hall, so (100-58)%=42% live at the south tower.  Given: A sandwich shop…

Q: A poll is given, showing 75% are in favor of a new building project. If 9 people are chosen at…

A: Given data, p=75% =0.75 If n=9 then P(X=6)=?

Q: A financial services committee had 60 ​members, of which 10 were women. If 9 members are selected…

A:

Q: Of 100 job applicants to the United Nations, 20 speak French, 30 speak German, and 14 speak both…

A:

Q: A poll is given, showing 50% are in favor of a new building project. If 8 people are chosen at…

A: Let "X" be the people who are in favor of the new building.

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

A: According to the provided information, the committee had 6060 people, of which 1010 were a woman.…

Q: Of the entering class at a college, 75% attended public high school, 16% attended private high…

A: The following information has been given: Let A be the event that student is in the Dean's list. Let…

Q: A financial services committee had 60 members, of which 9 were women.  If 8 members are selected at…

A: Given, 8 members are selected at random from a committee of 60 members, then the total number ways…

Q: In a group of 500 women, 120 have played golf at least once. Suppose one of these 500 women is…

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Q: A poll is given, showing 20% are in favor of a new building project. If 9 people are chosen at…

A:

Q: Of the nine members of the board of trustees of a college, five agree with the president on a…

A:

Q: In a group of dogs, 20 dogs are poodles and 30 dogs are beagles. If a dog is selected at random,…

A: We want to find the probability a beagle is selected

Q: At a certain hospital, 36 patients have lung cancer, 28 patients smoke, and 24 have lung cancer and…

A: Topic = Probability

Q: A poll is given, showing 35% are in favor of a new building project. If 9 people are chosen at…

A:

Q: If 60% of all women are employed outside the home, find the probability that in a sample of 20…

A: Given,         n=20         P= 0.60         q=1-p=1-0.60=0.40       PX=x=nCx Px1-Pn-1;…

Q: In a large population, 71 % of the people have been vaccinated. If 5 people are randomly selected,…

A:

Q: A poll is given, showing 60% are in favor of a new building project. If 6 people are chosen at…

A: Given,n=6p=0.6X=no.of people favor the new building projectsX~Binomial(n=6 , p=0.6)P(X=x)=Cxn…

Q: In a survey of 1200 college students living in the dorms, 600 said that they had only a tablet in…

A: