find the probability that only three have traveled to Italy.

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: A football team has a probability of .75 of winning when playing any of the other four teams in its…

A: Let A, B, C and D be the events of winning with first, second, third and fourth teams respectively.…

Q: In one town, 28% of all voters are Democrats. If two voters are randomly selected for a survey, find…

A: Given that, Probability, p = 28% = 0.28 Sample size = 2

Q: In a large population, 51% of the people have been vaccinated. If 5 people are randomly selected,…

A: Probability of selecting a person who has been vaccinated is 51% or 0.51 Number of observation = 5…

Q: In an assembly of 200 people there approximately 2% of them are civil engineers. If we randomly…

A: Givenn=200p=0.02x=no.of people being civil engineersx~Binomial(n=200,p=0.02)P(X=x)=Cxn px (1-p)n-x…

Q: In one​ lottery, a player wins the jackpot by matching all five numbers drawn from white balls​ (1…

A: The player can pick 5 numbers from 42 numbers in 42C5 ways. (white balls) And 1 number from 32…

Q: If one student is chosen at random, Find the probability that the student was male AND got a "C".

A: The given table shows the grades and gender of the group of students.

Q: In a large population, 52 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Let p be the proportion of vaccinated people. Given that p = 0.52 Let X denotes the number of…

Q: In a family with 4 children, excluding multiple births, what is the probability of having exactly 1…

A: Binomial distribution: The binomial distribution gives the probability of number of successes out of…

Q: With a jar containing 4 red marbles and 5 blue marbles. Find the probability of drawing two red…

A: Introduction: The number of red marbles in the jar is 4, and the number of blue marbles is 5.…

Q: thirteen percent of adults are left handed. in a group of 30 adults, what is the probability of…

A: Let X=the number of lefty n=number of trials= 30 p=probability of success= 13%=0.13 X follows a…

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: at a university with 200 students, 32 play soccer, 18 play basketball and 8 play both sports. if a…

A: Given that 32 students play soccer, 18 students play basketball There are total (32+18) = 50…

Q: If the probability of having type AB Blood is 0.520, what is the probability that in a group of four…

A: Given: P( having AB blood) = 0.520 n = 4

Q: If three coins are tossed simultaneously, the probability of getting at least one head is

A: Given that three coins are tossed simultaneously. we have to find PROBABILITY of getting at least…

Q: Given a group of 9 men and 11 women, find the probability of selecting a committee of 4 that has…

A:

Q: In a local archery contest, the probability that Samuel will be successful on each shot is 82.5% If…

A: Let X be the random variable from binomial distribution with probability of success (p) = 82.5% =…

Q: In one town, 44% of all voters are Democrats. If two voters are randomly selected for a survey, find…

A: Given that, 44% of all voters are Democrats.  Sample size, n = 2

Q: A  class consists of 18 women and 15 men. If a student is randomly selected what is the probability…

A: Given information: Number of women in class is, w = 18 Number of men in class is, m = 15 A student…

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: If you throw a single die twice, what's the probability of first getting a 3 and then getting…

A:

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: According to insurance records, a car with a certain protection system will be recovered 95% of the…

A:

Q: A group of students is surveyed and 55% of the group is from Midland and 40% of the group like…

A: According to the provided data, the probabilities are;

Q: In a large population, 64 % of the people have been vaccinated. If 4 people are randomly selected,…

A: Proportion of people vaccinated (p) = 0.64 Proportion of people not vaccinated (q) : q=1-pq=0.36 n =…

Q: A financial services committee had 6060 ​members, of which 1010 were women. If 99 members are…

A: Solution: a. From the given information, a financial committee had 60 members. Among them 10 are…

Q: At a high school with 200 students, 32 play football, 18 play basketball, 8 play both sports. If a…

A:

Q: According to American Airlines, its flight 215 from Orlando to Los Angeles is on time 90% of the…

A: It is given that the 90% of the flights from Orlando to Los Angeles are arrived on time. The 15…

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: Find the probability distribution for the number of dance collections when three collections are…

A: Given that, three collections are selected at random from a dance collection consisting of three Hip…

Q: A set of traffic lights shows green for 45 seconds, amber for 5 seconds and red for 30 seconds. When…

A: It is given that the set of traffic lights shows green light for 45 seconds, amber light for 5…

Q: Suppose a group of students take an influenza test and 96% of the students test positive. What is…

A:

Q: Given a family with four children, find the probability of the event. The youngest three are boys,…

A: To find the probability of the youngest three are boys, given that the youngest is a boy

Q: Given a standard deck of fifty-two playing cards (no jokers and Aces high), find the probability of…

A: Total face card in a deck of fifty-two playing cards = 12

Q: If Kyle were to randomly select a girl to explain why she likes the sport chosen, what is the…

A:

Q: At a high school with 200 students, 32 play soccer, 18 play basketball. 8 students in this group…

A: Solution: From the given information, 32 play soccer, 18 play basketball and 8 play both sports.…

Q: If a family has three children, find the probability that the two of the children are girls?

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

Q: If Stephen Curry made 272 3pt shots and attempted to make 600 shots what would be the probability?

A: We have given that Favourable outcomes = 272 Total outcomes = 600  Probability = favourable…

Q: If Bart can make only 40% of free throws in a basketball game, what is the probability that he will…

A: Sample size = 3 Probability = 40% = 0.40

Q: In a large population, 70 % of the people have been vaccinated. If 5 people are randomly selected,…

A: Solution: Let X be the number of people has been vaccinated and n be the sample number of people…

Q: If one card is drawn from an ordinary deck of cards, find the probability of getting a diamond or a…

A:

Q: In a group of 78 people; 24 drink tea and 31 drink coffee. Find the probability that a person picked…

A: 24 - drink tea 31 - drink coffee total 78 people select at random

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

A:

Q: A certain type of ochro seed germinates 75% of the time. A backyard farmer planted 6 seeds. The…

A: Let the random variable 'X' represent the number of seeds that germinate. The random variable X will…

Q: Of the patients at a cardiac rehabilitation centre, 36% lead a sedentary lifestyle and have had a…

A:

Q: If one student is chosen at random, Find the probability that the student was male AND got a "B".

A: Total students = 75 Total male students = 25 Total students who got a B = 26 Total male students who…

Q: In one town, 81% of all voters are Democrat. If two voters are randomly selected for a survey, what…

A: It is given that the percentage of voters are Democrat is 81%.

Q: Given a family with three children, find the probability of the event. All are girls.The probability…

A: Given A family with three children

Q: In a class of 20 students, 12 study Biology, 15 study History and 2 students study neither Biology…

A: In a class there are 20 students, in which neither of the students study biology and history is 2.…

Q: If a fiancial services committee had 60 members, of which 10 were women, if 8 members are selected…

A: From the given information,   Total members = 60 Number of women = 10 Number of men = 60 -10 = 50

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.