In a secondary school, 65% of students who is studying in an art course have purchased a drawing board. If 9 students are randomly selected, what is the probability that exactly 6 of them have purchased a drawing board?

Q: Out of the 125 children at summer camp, 45 signed up for swimming, and 38 signed up for arts and…

A: Given: Total students = 125 Students who signed up for swimming (S) = 45 Students who signed up for…

Q: In a large population, 50 % of the people have been vaccinated. If 3 people are randomly selected,…

A: Givenp=50%=0.50n=3x=noof people get vaccinatedx~Binomial(n=2,p=0.50)P(X=x)=Cxn px (1-p)n-x    ;…

Q: In a small private​ school, 4 students are randomly selected from 11 available students. What is the…

A: Given that, N=11 R=4 Number of youngest students among the available students = 4

Q: a. At LUG, 30% of students are majoring in Business. i. In a sample of 10 LUG students, what is the…

A: Given that,   Probability, p= 0.30   (i). If sample size is, n= 10  Then X~Binomial(10,0.30) p.m.f…

Q: on a tropical day at the beach in southern California, a beachgoer will encounter 12 different…

A:

Q: What is the probability of being dealt three cards of one denomination and two of another in…

A: We have to find goven probability

Q: In a random group of 5 individuals, what is the probability that at least two of them have the same…

A: We have given that the group of 5 individuals.

Q: In a group of 25 boys, 20 play ice hockey and 17 play baseball. They all play at least one of the…

A:

Q: In a secondary school, 58% of students who is studying in an art course have purchased a drawing…

A: We have to find the probability that at least 90 of them have purchased a drawing board..

Q: The school canteen has 30 sandwiches to be sold. The sandwiches are 9 hotdog, 5 tuna, 8 ham, 5…

A: Probability:               It is the ratio of chance of getting an event given from the proportion…

Q: If a person randomly picks 4 of the 15 gold coins adealer has in stock, and 6 of the coins are…

A: Given , No of gold coins n=15No of random picks r=4P6 coins are counter feits=?

Q: A cooler contains 100 ice cream bars. There are 20 Vanilla bars, 40 Mint Chocolate Chip bars, 30…

A: Probability of an event: Probability of an event n is defined as,  Pn=(Number of favorable events)/…

Q: According to a survey of American households, the probability that the residents own 2 cars if…

A: According to the provided data,

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: If you pick one card at random from a standard deck of 52 cards, what is the probability it will be…

A:

Q: If 5 persons are to be seated in a round table, what is the probability that a certain boy and girl…

A:

Q: In a​ two-card hand, what is the probability of holding only face​ cards? (Aces are not face​…

A: Given, Two-cards are in hand Total 52 cards in deck. There are 12 face cards in a deck of 4 suits.…

Q: In a nearby​ town, 68​% of adults have health insurance. If 7 adults are randomly selected from the​…

A: Here p =P(having health insurance) = 68% =0.68

Q: United States, 40% of the population has brown eyes.  If 14 p

A: Here it is given that- Sample proportion (p) = 40100=0.4 Total number of observations (n) = 14 As n…

Q: In a business, 9288 employees out of 9533 are using the company’s 401K plan.  Is it unusual to pick…

A: From the given information we find the solution.

Q: If 3 people are randomly selected from all the people in the four cities, what is the probability…

A: From the bar chart, it is clear that 42.767 (in thousands) are from Edmonds and 56.752 (in…

Q: What is the probability that you draw a red marble?: What is the probability that you choose exactly…

A: There are 19 marbles in a jar in which 4 red, 10 green, and 5 blue. The probability that draw a red…

Q: In a class, there are 30 students from Ankara, 50 from Istanbul and 20 from other cities. If a…

A: We have given, 30 student's from Ankara, 50 student's from Istanbul,  20 student's from other…

Q: In a small private​ school, 4 students are randomly selected from 15 available students. What is the…

A: Given:Number of students available, n = 15Number of students randomly selected, r = 4Number of…

Q: In a group of 5 people, what is the probability that at least two of them have the same birthday?…

A: Given: group of 5 people group of 50 people  we want to find probability that at least two have the…

Q: A basket contains 6 apples, 5 bananas, 4 oranges, and 5 guavas. Dominic randomly chooses one piece…

A: Given that a basket contains  6 Apples 5 Bananas 4 Oranges 5 Guavas

Q: In a city of 120,000 people there are 20,000 Norwegians. What is the probability that a randomly…

A: Total number of people, N=120,000 Number of Norwegians, n=20,000 The objective is to find the…

Q: In a large population, 66% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let the random variable X denote the no. of people have been vaccinated and it follows binomial…

Q: A group of volleyball players consists of four grade-11 students and six grade-12 students. If six…

A: Probability is the chance of occurrence of an event.

Q: In a small private​ school, 4 students are randomly selected from 18 available students. What is the…

A: Solution: Given information: n= 18 available students  4 students are randomly selected.

Q: If you have a drawer that holds 5 black t-shirts, 10 blue t-shirts, and 7 white t-shirts, what is…

A: Solution: It is given that a drawer holds: 5 black t-shirts 10 blue t-shirts 7 white t-shirts…

Q: If 5 people get on an elevator which will stop on 9 floors, a) what is the probability that no…

A: Given 5 people get on a elevator which will stop on 9 floors. We need to find probability that no…

Q: In a group of 10 people chosen randomly, what is the probability that three of the ten people have a…

A: Given: Number of trials (n) = 10 Probability of success (p) = 11000000=0.000001 Let X be the number…

Q: A street magician showed a trick where he picked one card from a standard deck. Determine what the…

A: Introduction: The probability of an event in an experiment is the number outcomes in the experiment…

Q: In a group of 100 students, 80 study Physics, 90 study Math and 5 study none of the subjects. What…

A: The union of events A and B is defined as n(A ∪ B) = n(A)  + n(B) – n(A ∩ B).

Q: In a group of 20 students, 7 like ice tea and the others do not. Two students are randomly selected…

A: Given : Total students = 20 Number of students like ice tea = 7 number of students does not like ice…

Q: In Bayside County, 45% of voters are registered Democrats. If three voters are selected at random,…

A: Given, P = 0.45 n = 3 x = 3 Here we use binomial distribution

Q: A closet contains four pairs of shoes. If four shoes are chosen at random, what is the probability…

A: It is given that a closet four pairs of shoes. Hence, the total number of shoes (n) would be 8.…

Q: In a particular class, 78% of the students have a smartphone, 38% have a smartphone and a tablet,…

A: GivenPercent of students have a smartphone = 78%percent of students have a smartphone and a tablet =…

Q: At a particular high school, 18% of the students participate in student council and 47% of the…

A: At a particular high school, 18% of the students participate in student council 47% of the students…

Q: A cooler contains 100 ice cream bars. There are 30 Vanilla​ bars, 20 Mint Chocolate Chip​ bars,10…

A: Given :- Number of ice cream bars a cooler contains = 100. Number of vanilla bars = 30 Number of…

Q: In a survey of 400 households, 360 said they own a VCR, 170 said they own a DVD player and 19 said…

A: From the given information, 360 said they own a VCR 170 said they own a DVD player and 19 said they…

Q: What is the probability of a student chosen at random liking both Hannah Montana and suite life of…

A: Given data: The numbers of students who like Waverly place are a=73. The numbers of students who…

Q: In a secondary school, 58% of students who is studying in an art course have purchased a drawing…

A: We have to find given probability.

Q: In a summer camp, 48% of the children are enrolled in swimming and 40% in tennis. One-third of the…

A:

Q: If 4 cards are dealta from a standard deck of 52 cards, what is the probability thatthat 3 will be…

A: According to formula of combination, the number of ways to select r objects from n objects is equal…

Q: What is the probability of randomly picking a 11 or 5 in one draw from a deck of ordinary playing…

A:

Q: Of the 30 people working out in the gymnasium one afternoon, 25 are nonsmokers. If 5 are randomly…

A: Here N= 30 and 25 are nonsmokers,  So probability of being nonsmokers is p= x/N q=25/30  q=0.833…

Q: In a small private​ school, 3 students are randomly selected from 18 available students. What is the…

A: Given information 3 Students are selected from 18 students

Q: Find the probability: At Hogwarts School of Witchcraft and Wizardry, the Sorting Hat chooses one of…

A: