According to the administrative data from school, 76% of the students have a part-time job. Suppose 28% of the students are seniors. Suppose also that 21% of students have part-time jobs and are seniors. What is the probability that a randomly selected student has a part-time job or is a senior but not both? Answer:

Q: If a student is picked at random, what is the probability that a) he or she is a full-time student…

A: The data is given by   No work part time work full time work Total Full time student 0.15 0.22…

Q: What is the probability that the selected individual has neither type of card?

A: Given that P(A) = 0.5, P(B) = 0.4, P(A and B) = 0.25

Q: In a company survey of 1000 skiers and bikers it is found that 80% like skiing and 60% like biking.…

A:

Q: What is the Probability that a student is not taking either class?

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Q: then the probability that a randomly selected student who has passed the course is a science student…

A: Let us define some events A : student is of science. B : student is of business. C : student is of…

Q: At Riyadh 5% of all students play football and basketball, 32% of all students play football. What…

A: Let , A=all students play foot ballB=all students play basket ballgiven,P(A∩B)=0.05P(A)=0.32

Q: About 10% of the population of a large country is hopelessly romantic. If two people are randomly…

A: Independence of Events: Two events A and B with P(A), P(B) > 0, are said to be independent if,…

Q: A class in Engineering Data Analysis consists of 6 women and 4 men. Their grades are calculated, and…

A:

Q: At a car manufacturing plant, 20% of cars have some sort of defect when they come off the line. If…

A: The Binomial probability distribution is: PX=xnxpx1-pn-x In the formula, n denotes the number of…

Q: Given that a random student plays music, what is the probability that the student does not play…

A: It is given that the number of students play music is 18+5 = 23.

Q: a. What is the probability of a student getting "C" if the student is a male?

A: Here AS PER NOTE GIVEN I HAVE CALCULATED A PART

Q: If you select one card at random from a standard deck of 52 cards, what is the probability that the…

A:

Q: Statistics released by the National Highway Traffic Safety Administration and the National Safety…

A: Let,  The total number of drivers n = 400 We consider it success if a driver is drunk. The…

Q: A labour department reports that 20% of the workforce in large corporation is unemployed. It…

A:

Q: According to the Federal Communications Commission 70% of all us households have vcrs in a random…

A: According to the provided information, p=0.70 n=15 The pmf of binomial distribution is: P(X=x) =…

Q: a. What is the probability that the consumer is 18-24 years of age, given that he/she dislikes…

A: A: Consumer is 18-24 B: Dislikes Crunchicles P(B|A) = P(B and A)P(A) P(B|A) = 3050053500 =3053

Q: (b) What is the probability that men will constitute a majority in the team?

A:

Q: A recent survey found that 62% of the households surveyed had internet access,68% had cable TV, and…

A: Given, A recent surveyA=households survyed has internet accessB= has cable TVPA=62%  =0.62…

Q: What is the probability that a employee: a) Works at iver ? Works at Swindon or is

A: Probability is the ratio of the occurrence of any event.

Q: If a randomly selected person from the survey drives a what is the probability that he is a 'male"?

A: Solution

Q: A marketing survey indicates that 40% of the population owns an automobile, 45% owns a house, and…

A: Given data:     The percentage of the population owns an automobile is: P(A)=40% The percentage of…

Q: In the 2012 presidential election, exit polls from the critical state of Ohio provided the follow…

A: Let O and C denote the respondents for Obama and the respondents with college degrees respectively.…

Q: A class in Engineering Data Analysis consists of 6 women and 4 men. Their grades are calculated, and…

A: Given problem Given that   A class in Engineering Data Analysis consists of 6 women and 4 men.…

Q: According to the survey, the two most popular social networking sites in the United States are…

A: Let A and B be two events with P(A) > 0. Then the conditional probability of B given A, denoted…

Q: Fifteen percent of the students at Central High take Spanish, 12% take French, and 4% take both. If…

A: SOLUTION-

Q: (a) What is the probability that a randomly chosen male respondent or his partner has blue eyes? (b)…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: In a certain science degree program, 25 percent of the students failed their mathematics exam, 15…

A:

Q: A grocery store manager notes that 35% of the customers who buy a product make use of a store coupon…

A: Given: Probability of customers who buy a product is, p=35%=0.35. Number of people purchase the…

Q: Police records show that for a certain area in Arendale, when the driver of a car double parks, 60%…

A: Let X be the number of not allowed towed away  Let p be the probability of towed away=0.6  q be the…

Q: What is the probability that all three have operated heavy machinery while under the influence of…

A: Let , X be the number of persons say that they have operated heavy machinery while under the…

Q: If a randomly selected student owns a cell phone, what is the probability that this student also…

A:

Q: What is the probability of selecting a student whose favorite sport is skiing? What is the…

A: Note : According to our guidelines we are solving only first three sub-parts of a question and the…

Q: in a classroom of 30 students, what is the probability that at least two of the students share a…

A: Introduction:The probability of an event is the number of cases favorable for the event, divided by…

Q: In the United States, voters who are neither Democrat nor Republican are called Independent. It is…

A: Let X be the random variable from binomial distribution with probability (p)= 11% = 0.11 and sample…

Q: If the selected chip is white, what is the probability that the other chip in the bowl is red?

A: It is given that the white chip is selected. Hence, either bowl B or bowl C is chosen. (Bowl A has…

Q: In the past 20 races, there was two A-class horses to participate in each race. And there was ten…

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Q: It is estimated that 26% of all California adults are college graduates and that 30% of California…

A:

Q: a) What is the probability that a randomly chosen male respondent or his partner has blue eyes? b)…

A: HERE GIVEN CONTIGENCY TABLE OF COLOR OF EYES OF MALE AND HIS PARTER AS PER POLICY I  HAVE CALCULATED…

Q: The proportions of blood phenotypes A, B, AB, and O in the population of all Caucasians in the…

A: From the provided information, P (A) = 0.40, P (B) = 0.11, P (AB) = 0.04 and P (O) = 0.45

Q: Given that 20 books in a shipment of 200 books contain misprints, and you buy three of them. What is…

A:

Q: A class in Engineering Data Analysis consist of 6 women and 4 men. Their grades are calculated, and…

A:

Q: A convenience store estimated that 22% of its customers come in to buy milk. What is the probability…

A:

Q: Researchers at a reputable university and a reputable health organization claim that approximately…

A: Binomial distribution: A discrete r.v. X taking values 0,1,2,3, …., n is said to follow a binomial…

Q: In a marketing research survey, people are interviewed about product usage. One of the questions is…

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Q: Approximately half of the customers who shop at a particular grocery store are loyalty club members.…

A: Approximately half of the customers who shop at a particular grocery store are loyalty club members.…

Q: In general, after a group makes a reservation at a restaurant, they do not show up 20% of the time.…

A: Multiplication rule for independent events:If two events A and B are independent then the…

Q: Statistics released by a reputable traffic safety organization show that on an average weekend…

A: Answers: a) The probability is 0.0011 b) The probability is 0.0222 c) The probability is 0.3693

Q: In a security check, it is known that out of 100 people, 2 persons bring things that are not allowed…

A: Probability distribution

Q: c.What is the probability that an executive has not traveled internationally? d. If we had a random…

A: