2. What is the probability that a waitress will refuse to serve alcoholic beverages to only 2 minors if she randomly checks the IDs of 6 students from among 9 students of which 4 are not of legal age?

Q: 2 Its known that there are 10 faulty light bulbs among a shipment of 100 light bulbs. If the testing…

A: It is given that there are 100 light bulbs (n), and one shipment has contained 10 faulty light’…

Q: Suppose that 11% of people are left handed. If 8 people are selected at random, what is the…

A: Here it is given that 11% of people are left handed. We need to find the probability of exactly 2…

Q: 2. Among 18 details manufactured by factory, 15 are standard. (A)  If 4 details are chosen at…

A:

Q: A shipment of 8 computers contains 2 with defects. Find the probability that a sample of size 4​,…

A: From the given information n = 8 and the number of defects is 2. In this case, the probability of…

Q: A shipment of 8 computers contains 3 with defects. Find the probability that a sample of size 4​,…

A: From the provided information, A shipment of 8 computers contains 3 with defects that is probability…

Q: 3. What is the probability of getting at most 4 tails heads when a fair of coin is tossed 6 times?

A:

Q: 2. A box contains 4 red and 5 green balls. Two balls are selected at random and discarded without…

A: Number of red balls: 4 Number of green balls: 5 Let GG, RG and RR be the events that the discarded…

Q: A sample of 76 items manufactured by a machine contains 13 defective items and the rest are…

A: There are 76 items manufactured and out of them13 are defective. Hence, 76-13 = 63 are non…

Q: A corporation receives 120 applications for positions from recent college graduates in business.…

A: Given: p=0.4 n=120

Q: What is the probability that a waitress will refuse to serve alcoholic beverages to only 2 minors if…

A: Suppose there is a finite population of size N that contains exactly K objects that has a specified…

Q: What is the probability of drawing 3 white and 4 green balls from a bag that contains 5 white and 6…

A:

Q: Suppose that 9% of college undergraduates suffer from a psychological disorder. What is the…

A: Let p be the probability that an undergraduate has a psychological disorder. Given that p = 0.09 Let…

Q: 3. Suppose a survey is taken of 30 managers of Whole Foods Market stores and it is determined that…

A:

Q: 3 An animal shelter has a 61% adoption rate for puppies. Of all puppies in the shelter, 77% live to…

A: The probability of selecting two items whos individual probability are p and q is given by; P(x)=p·q

Q: the sales manager knows that 13% of his clients do not pay their debts in full. He supposes that he…

A: We have to find out the given probability that 9% or more will not be fulfilled in their…

Q: What is the probability that a waitress will refuse to serve alcoholic beverages to only 2 minors if…

A: It is been asked to find the probability that a waitress will refuse to serve alcoholic beverages to…

Q: Suppose a shipment of 170 electronic components contains 3 defective components. To determine…

A: Given shipment of 170 electronic components contains 3 defective components. Find out What is the…

Q: What is the probability that two cards are selected at random from a deck of cards containing a face…

A: We have to find given probability

Q: 6. Based on U.S. Bureau of Justice data, 16% of those arrested in the U.S.A. are women. In one state…

A: Given, p = 0.16 sample  size n = 400 Mean E(x) = np = 0.16 *400 = 64 Standard deviation σ =…

Q: Suppose that 10 employees are to be divided among three jobs, with three employees going to job 1,…

A: Let us suppose there are three marbles viz. a red, a green and a blue. From these, there are three…

Q: suppose that a shipment of 120 electronic components contains 4 defective components. to determine…

A: In this question it has been given thatProbability that a selected electronic component is defective…

Q: 2. Assume that there are 30 faulty products in a lot of 300 on average. If a shipment of 100 is…

A: The proability of faulty product is calculated as p=30300=0.1 Given: n=100 Let x~B(n,p)

Q: What is the probability that a card chosen from an ordinary deck of 52 cards belongs to a red suit?…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Suppose that 31% of students in a college have a smart phone. If you select three students at…

A: Obtain the probability that all three have a smart phone. The probability that all three have a…

Q: Suppose the prevalence of type II diabetes in a community is 36%. Researchers want to sample 16…

A: Suppose the prevalence of type II diabetes in a community is 36%. Researchers want to sample 16…

Q: Suppose a certain study reported that 27.7% of high school students smoke. Random samples are…

A: Solution solution:- Let 'X' be the no.of people in sample that smokertherefore, X~Bin(n,ρ)   n=60,…

Q: It is known that 40% of the students in a certain college are girls and 50% of the students are…

A: A : a student is a girl B : a student is above median height P(A) = 0.40, P(B) = 0.50, P(B|A’) = 2/3…

Q: i. What is the probability that the second unreliable computer will be found on the fifth computer?…

A: It was found that eight percent of the computers produced by Mala Investment are unreliable. If the…

Q: Two students are selected at random from a class that consists of 13 males and 7 females. What is…

A: Given: Number of males = 13 Number of females = 7 Total students = 13+7 = 20

Q: 6 What is the probability of drawing 3 white and 4 green balls from a bag that contains 5 white and…

A: ANSWER: From the given data,

Q: Suppose that 50% of American adults have attended a college for at least one semester. If we select…

A: Given data, p=50%=0.50 n=400 P(X>300)=?

Q: 26% of couples who plan to marry want to do a destination wedding. In a random sample of 12 couple…

A: Given: p=0.26 n=12 The probability that at most 3 couples want to do a destination wedding is…

Q: 4. If the probability that student A will fail a certain statis- tics examination is 0.5, the…

A:

Q: Suppose a shipment of 130 electronic components contains 4 defective components. To determine…

A: We have to find given probability.

Q: A class consists of 10 male and 30 female students. A random sample of n = 3 students is selected…

A: From the provided information, Total male students = 10 Total female students = 30 Total students in…

Q: What is the probability of picking 8 blue balls and 17 red balls from boxes with even numbered…

A: Given, 50 boxes are labeled as 1 to 50 and each box has 1 red and 1 blue ball To find the…

Q: There is a television in 75% of the houses in a city. What is the probability of having a television…

A: We have to find given probability.

Q: Suppose that 40% of the students entering a certain University do not complete their degree…

A:

Q: a. If the probability of seeing a ship from the beach in 1 hour is 0.35, what is the probability of…

A: Since you have submitted two questions, we'll answer the first question. For the second question…

Q: Suppose a shipment of 110 electronic components contains 4 defective components. To determine…

A: In the shipment of 110 electronic components contains 4 defective components.…

Q: 9.1% of 16-17-year-olds drop out of high school. In addition, 5.8% of White 16-17 year-olds drop out…

A:

Q: 13. Suppose that a lot of 5000 electrical fuses contain 5% defectives. If a sample of five fuses is…

A: Given,n=5000p=0.05here A random variable X~Poisson(λ)because n is large and p value very smallso ,…

Q: It's known that there are 10 faulty light bulbs among a shipment of 100 light bulbs. If the testing…

A: According to the given information there are total 100 light bulbsOut of which 10 are faulty light…

Q: 8. If was found that 60% of American victims of health care fraud are senior citizens. If 10 victims…

A: X has binomial distribution. X~B(n,p) n=10  and  p=60%=0.6 probability mass function of X is;…

Q: What is the probability that there are no face card among the 10 cards drawn without replacement out…

A: No.of face cards=12Total no.of cards =52No.of cards without facecards=52-12=40

Q: A traffic control officer reports that 65% of the trucks passing through a check post are from…

A: In question, Given that the probability is 65% and sample of size 5 then we'll find, P(X≥3) = ? The…

Q: Suppose a certain study reported that 27.7% of high school students smoke. Random samples are…

A: Solution: Given data: p = 0.277 Population size (N) = 632 students Sample size (n) = 60 To find: The…

Q: What is the probability that seven-digit phone number has one or more repeated digits (leading digit…

A: Let, A is an event of the seven-digit phone number with no repetition and does not have the first…

Q: 5) Suppose that 14% of people are left handed. If 9 people are selected at random, what is the…

A: Givenp=0.14n=9x~Binomial(n=9,p=0.14)P(X=x)=(nx)×px×(1-p)n-x   ; x=0,1,..,n