by (a) fewer than 4 hurricanes; (b) anywhere from 6 to 8 hurricanes.

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Q: In a town, 52% of the residents voted for Candidate C. If we randomly survey 3 residents, what is…

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Q: c) If the letters of the word SPECIAL are written in a random order, what is the probability that no…

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Q: A marble is selected at random from a jar containing 2 red marbles, 4 yellow marbles, and 6 green…

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Q: What is the smallest number of people in a room to assure that the probability that at least two…

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Q: In a table of random digits such as Table 7.1 (below), each digit is equally likely to be any of 0,…

A: In a table, there are 10 digits in total. Since the occurrence of each digit is equally likely then…

Q: 18. On the average, two students per hour report for treatment to the first-aid room of a large…

A: Givenon average 2 students per hour report for treatmentλ=2x~poisson(λ=2)P(X=x)=e-λ×λxx! ; x≥0

Q: 3) In Five Card Poker a player is dealt five cards Using a standard pack of cards, what is the…

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Q: 17) A shipment of twelve smartphones contains seven with cracked screens. If 18) A small pond…

A: Given that, 17. A shipment of twelve smartphones contains seven with cracked screens. If sold in a…

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Q: 13. A supplier delivers an order for 30 electric toothbrushes to a store. By accident, three of the…

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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: If 7 different customers A, B, C, D, E, F, and G arrive for service at random order, what is the…

A: If 7 different customers A, B, C, D, E, F and G arrive for service at random order, what is the…

Q: An after-school club sonsists of 10 juniors and 12 seniors. If 2 students are chosen at random to…

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Q: If 66% of the people at a certain conference are doctors, 63% are women, and 77% are doctors or…

A: Given that, 66% of the people at a certain conference are doctors i.e. P(doctors) = 0.66 63% are…

Q: 1. One prominent physician claims that 70% of those with lung cancer are chain smoker. If his…

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Q: 1. Suppose your vehicle is licensed in a state that issues license plates that consist of three…

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Q: (a) What is the probability that of 10 laborers testing positive, 2 are cocaine users, 5 marijuana…

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Q: If there are, on the average, 7 defects in a new car, what is the probability that your new car has…

A: The Poisson distribution: A discrete random variable X is said to have a Poisson distribution with…

Q: a vase inside a room is as follows: Master's bedroom: 0.23 Children's bedroom: 0.03 Other bedroom:…

A: We will find the probability  P(Master bedroom)=0.23, P( Children's bedroom)=0.03, P(others…

Q: 1. The director of the school selects at random one student. a- Calculate the probability that the…

A: As per our guidelines, we are allowed to answer threes sub-parts Given Data : Total Students = 100…

Q: 2) A class has seven students. What is the probability that exactly four of the students were born…

A: 2)Givenn=7p=57    (students born on Monday through friday in 7 days)Let "x" be the no.of students…

Q: 14. The percentages of voters classed as Liberals in three different election districts are divided…

A: Conditional Probability: Let A and B be two events with P(A) > 0. Then the conditional…

Q: (iii) If there are a total of 100 concrete piles, what is the probability that 80 concrete piles are…

A: Binomial distribution, and standard normal dist are applicable to solve the (iii) part

Q: A card is to be randomly drawn from a standard deck of 52 playing cards. If event A is drawing a red…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: a- What is the probability that a soft drink is chosen randomly by a customer? b- What is the…

A: Given Data : Total Number of customers = 80 Number of customers choosing Soft Drink = 18…

Q: The chances of a delegate attending a certain seminar arriving via plane, bus, vehicle, or rail…

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Q: 1) If a family has four children, is it more likely they will have two boys and two girls or three…

A: Solution : Given : A family have four children and probability of a child being boy = 0.5 ∴…

Q: 3) The results of a survey of a group of 100 people who like either coca cola or pepsi is shown in…

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Q: a. At Portland Community College in 2019, there are 23 full-time math teachers who identify as male,…

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

Q: 3. A traffic control engineer reports that 75% of the vehicles passing through a checkpoint are from…

A: 3)  -probablity is 3/7

Q: in the home is as follows. Adult bedroom: 0.18 Child bedroom: 0.18 Other bedroom: 0.18 Office or…

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Q: At a certain university, 5% of men are over six feet tall and 2% of women are over 6 feet tall.…

A: Given information: It was stated that 5% of men are over six feet tall. 2% of women are six feet…

Q: If six different customers A,B,C,D, E and F arrive for service at random order what is the…

A: Given that  Total number of customers = 6   [ A B C D E F ] We know that  Probability = Number of…

Q: 1. In a class of ten students, three wear eyeglasses. If two students are selected at random, what…

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Q: 3. A traffic control engineer reports that 75% of the vehicles passing through a check point are…

A: Given,n=5p=1-0.75=0.25A random variable X~Binomial(n=5 , p=0.25)P(X=x)=5x0.25x1-0.255-x ; x=0,1,...5

Q: 3) A class has five students. What is the probability that exactly two of the students were born on…

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Q: At a certain university, 4% of men are over six feet tall and 1% of women are over 6 feet tall.…

A: Given: Let M denote Men W denote women O denotes over 6 ft tall. P (M) = 0.60 P (W) = 0.40 P (O | M)…

Q: 1. One prominent physician claims that 65% of persons with lung cancer are smokers. If the claim is…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: the teachers’ room 60% are women; one in three women wears glasses and one in two men wears glasses:…

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Q: In a school of 320 students, 85 students are in the band, 200 students are on sports teams, and 60…

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Q: . The average number of automobiles per minute stopping for a gas at a particular service station…

A: Given data, lamda=3 P(X>2)=? Poission distribution isP(X=x)=e-lamda*lamdaxx!

Q: A local postal carrier distributes first class letters, advertisements, and magazines. For a certain…

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Q: In a group of n people, (a) what is the probability that two or more persons will have the same…

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Q: 16. Ten percent of the students at a certain college are non-resident. A reporter for the student…

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Q: (a) What is the probability that a PC is in a bedroom? (b) What is the probability that it is not in…

A: here use given probability