3. A traffic control engineer reports that 75% of the vehicles passing through a check point are from within the state. What is the probability that at least three of the next five vehicles are from out of the state?

Q: What is the probability of frank drawing a diamond and then a heart , without replacing, from the…

A: In a standard deck of 52 cards, there will be 13 diamonds and 13 hearts

Q: A.) What is the probability that no child is born with Down Syndromw in a given week?   B.) What…

A: Given that the number of live births n = 1484 The live births are independent. Weekly rate of down…

Q: According to IDC, 70% of smartphones in the world use Google’s Android operating system in the…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: accounts as either retail or wholesale with 40% being retail accounts. These different accounts are…

A: Given that  Retail accounts (R) = 40% Total percentage = 100%  Wholesale accounts (W) =100-40% = 60%…

Q: In a class of 8 students, what is the probability that at least one was born in July?

A: c) Given that there are 12 months in a year. The probability that student born in July is…

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: If the experiment is in state 1 on the third observation, what is the probability it will be in…

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: 1. If two fair dice are rolled, what is the probability that the sum will be greater than or equal…

A: We first make a table for the outcomes when two dice are rolled. sum Outcomes Number of…

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: The National Fire Incident Reporting Service stated that, among residential fires, 63% are in family…

A: It was stated that the National Fire Incident Reporting Service stated that, among residential…

Q: a. What is the probability that none will have twins? b. What is the probability that exactly 1 will…

A:

Q: What is the probability that 15​,16​,17​,18​, or 19npeople in the sample are in favor of retaining…

A: d. Obtain the probability that 15, 16, 17, 18, or 19 Spaniards from the sample are in favor of…

Q: 3.28 It is estimated that 4000 of the 10,000 voting residents of a town are against a new sales tax.…

A:

Q: 4. The Traffic Violations Department receives 5 violations per hour, find the probability that it…

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: a.) What is the probability that the company uses training? b.) Suppose it is determined that the…

A: Here use probability tree from given information

Q: 28. If 7 cards are dealt from an ordinary deck of 52 playing cards, what is the probability that…

A: Given Total no.of cards in ordinary deck = 52No.of face cards = 12

Q: In a survey of 7780 workers, the following question was asked: How often are you late for work? A…

A: Topic-probability

Q: 3. A bank has the following data on the gender and marital status of 200 customers. What is the…

A:

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

A:

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: It is known that 10% of the calculators shipped from a particular factory are defective. What is the…

A: Givenp=0.10n=5x~Binomial(n=5,p=0.10)P(X=x)=(nx)×px×(1-p)n-x    ; x=0,1...,n

Q: (a) What is the probability that a person selected at random from this group has hypertension? (b)…

A: Here Take P(H)= PROBABILITY OF HYPERTENSION P(NH)=PROBABILITY OF NOT HYPERTENSION  P(O)= PROBABILITY…

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: (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 hotel has 20 rooms on the first floor, 60 rooms on the second floor, 40 rooms on the third floor,…

A: Probability: The formula for probability of an event E is as follows:

Q: An auditor for Health Maintenance Services of Georgia reports 40% of policyholders 55 years or older…

A: Note: Hi there! Thank you for posting the question. As there are multiple sub parts, according to…

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: What is the probability that any card picked at random from a standard deck of 52 will be a club?

A:

Q: 3. A shopping website has a free section and a members-only section. When entering the members-only…

A:

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: What is the probability that either exactly two heads or exactly two tails will be thrown if six…

A:

Q: What is the probability that a five-card poker hand from a standard deck has two pairs of non-face…

A: There are 52 cards in a standard deck. 5 cards can be chosen in 525 ways Now, there are 4 face cards…

Q: 3. What is the probability that the selected student is a male and ate breakfast?

A: From given tree diagram, P(M) = 0.4, P(F) = 0.6 P(B|M) = 0.8, P(N | M) = 0.2 P(B | F) = 0.3, P(N |…

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: a) What is the probability that a randomly chosen employee will be a man only a high school…

A: NOTE- AS PER YOUR REQUIREMENT I HAVE CALCULATED FIRST 2 SUBPARTS ONLY Here define events  Men = M…

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

A:

Q: 5) Students in a political science course were asked to describe their politics as "Liberal",…

A: This is Conditional probability question

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: What is the probability that a randomly selected person from the sample is a non-smoker? b. What is…

A: The data is given by   Coffee No Coffee Total Smoker 60 40 100 Non-smoker 115 85 200 Total…

Q: 1) A jar contains 3 purple marbles, 1 red marble, and 5 blue marbles? a) What is the probability of…

A: Given Data: The number purple marbles is: p=3 The number of red marbles is: r=1 The number of blue…

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: 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: 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…