16. A certain airline company, having observed that 5% of the persons making reservations on a flight do not show up for the flight, sells 22 tickets on a plane that has 20 seats. What is the probability that there will be a seat available for every person who shows up for the flight?

Q: 2–41. A recent survey conducted by Towers Perrin and published in the Financial Times showed that…

A: Obtain the probability that an organization selected at random will have at least one of the three…

Q: 4. A box of ten items contains 7 good and 3 defective items. If a sample of two items is selected,…

A: 4. There are totally 10 items in a box out of which 7 are good and 3 are defective. The sample of…

Q: 2. A particular telephone number is used to receive both voice calls and fax messages. Suppose that…

A:

Q: (a) What is the probability that male desires architecture department? (b) What is the probability…

A: We have given that the survey result of engineering college where a students (male or female) desire…

Q: Example 10: A survey from Teenage Research Unlimited (Northbrook, Illinois) found that 30% of…

A: Given: n=5p=30%=0.3q=1-p=1-0.3=0.7

Q: 1. Suppose that 31% of adults have at least one tattoo. If you sample 90 random adults, what is the…

A: From the given information the probability that adult have tattoos is .31. Samples are taken random…

Q: 3)- Records at an industrial plant show that 12% of all injured workers are admitted to a hospital…

A: Let us denote: A=The event that an injured worker is admitted to a hospital for treatment.  B=The…

Q: a. If 50 persons were tested in a specific testing center, what is the probability of getting 10…

A: Here  P = probability of tested positive  = 0.60 q= 1-p = 0.40

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

A: In a deck of cards, there are total 52 cards 4 suits i.e. Diamond, heart, club and spade 13 cards in…

Q: 13. An airline knows that 5 percent of the people making reservations on a certain flight will not…

A: 5 percent of the people making reservations; q=0.05 Policy is to sell 52 tickets for a flight Total…

Q: 3) A sports commentator claims that 45% of all football injuries are knee injuries. If this claim is…

A:

Q: 6. It is estimated that 4000 of the 10,000 voting residents of a town are against a new sales tax.…

A: 6th question : 4000 of 10000 voting residents of a town are against of new sales tax.

Q: and 3 are users of other drugs?(b) What is the probability that of 10 workers testing positive, all…

A:

Q: According to a recent​ study, 64​% of households from a certain large region no longer have a…

A: The random variable cell phone service follows binomial distribution. The value of the proportion is…

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

A:

Q: 2. A survey of registered voters showed that 41% were registered Democrat, 36% were Republican, 7%…

A:

Q: 1. If two balanced dice are rolled, what is the probability that the sum of the two numbers that…

A:

Q: (a) Suppose a mechanic begins to diagnose the problem by checking the spark plugs first and find…

A:

Q: If two cards are selected successively from a well-shuffled pack of 52 cards, what is the…

A:

Q: 10.A car insurance company has determined that 9% of all drivers were involved in a car accident…

A: Given: Probability of success (p) = 9% = 0.09 Number of drivers (n) = 14 Consider, X be the random…

Q: 20. Suppose that 21% of people own dogs. If you pick two people at random, what is the probability…

A: Given,The probability people own dogs is 0.21

Q: 3. An oil company conducts a geological survey that indicates an exploratory oil well should have a…

A: Given Information : An oil company conducts a geological survey that indicates an exploratory oil…

Q: 10. A movie theatre estimated that when a random ticket holder is VIP, there is a 1/7 chance that…

A: Given information: PPerson will be over 30 years old=17PWomen=25

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: 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. A shopping website has a free section and a members-only section. When entering the members-only…

A:

Q: 4. One prominent physician claims that 70% of those with lung cancer are chain smokers. If this…

A: Given problem is :

Q: It is estimated that 3000 of the 9000 voting residents of Socorro-Texas are against republican…

A: Note: Thank you for the question. Since multiple questions are posted, according to our policy, we…

Q: The National Fire Incident Reporting Service stated that, among residential fires, 70% are in family…

A: For the given data Find the probability

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: 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 constructor of airport terminals has a 0.40 chance of winning a contract for the construction…

A: Given that P(M) = 0.4,P(I )=0.3,P(both ) =0.1 P(M or I ) =?

Q: a) If 20 melanoma patients are given Interleukin-2 plus a vaccine, what is the probability that…

A: Given: Number of patients = 178 Group A received interleukin-2 only, Group B received interleukin-2…

Q: (a) What is the probability that exactly 3 of 5 light users are HIV positive? (b) What is the…

A: Here , To find required probabilities ,  one of the method , Binomial probability law can be used.…

Q: a. What is the probability that a person chosen at random purchases Brand X and is under 30 years…

A: here use given table    here use basic probability and bayed rule  probability  = #favorable…

Q: About 10% of all adults deliberately do a one-time fling and feel no guilt about it. In a group of…

A:

Q: An insurance company has determined that each week an average of nine claims are filed in their…

A:

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: 2) A CNN/USA Today/Gallup poll in April 2005 reported that 75% of adult Americans were satisfied…

A: 2) Given information: It was stated that in April 2005CNN/USA Today Gallup poll reported the…

Q: (11) A three-person jury is to be selected, at random, from a pool that has 6 people with green eyes…

A:

Q: 3.12 In a city of 180,000 people there are 20,000 legal im- migrants from Latin America. What is the…

A: Probability: Probability is a chance factor that occurs at every outcome of a random experiment.…

Q: 4. Sixty percent of the families in a certain community own their own car, thirty percent own their…

A:

Q: 10) According to the American Academy of Ophthalmology, there is a 45% chance that someone will have…

A:

Q: 1. A employee engagement committee of four will be formed from among 20 individuals at your…

A: Here AS PER POLICY I HAVE CALCULATED FIRST MAIN QUESTION ONLY PLZ REPOST FOR REMAINING.... A…

Q: 1) In New York State, 46% of all teenagers own a skateboard and 35% of all teenagers own a…

A: Teenagers own a skateboard = 46% = 0.46teenagers own roller and own a skateboard = 35%=0.35

Q: 16. Consider a situation in which a used-car lot contains five Ford cars, four Nissan cars, and…

A: We have given that  Ford cars = 5 Nissan cars = 4 BMW cars = 3 Total number of cars = 12

Q: 2. A shipment of twelve smartphones contains seven with cracked screens. If sold in a random order,…

A: Given, Total no of smart phones in shipment = 12 Total no of smart phones with cracked screens = 7…

Q: 4/ A public health researcher examines the medical records of a group of 837 men who died in 1998…

A: We first make a table using the given data   died from heart disease did not die from heart…

Q: 9. It is estimated that 4000 of the 10,000 voting residents of a town are against a new sales tax.…

A: