A poll is given, showing 20% are in favor of a new building project. If 10 people are chosen at random, what is the probability that exactly 5 of them favor the new building project?

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 poll is given, showing 20% are in favor of a new building project. If 2 people are chosen at…

A: Given data,p=20%=0.20n=2P(X=1)=?

Q: 25 .A poll is given, showing 40% are in favor of a new building project. If 9 people are chosen at…

A: Here 40% are in favor of the new building project. A sample of 9 people is taken. We need to find…

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: A poll is given, showing 65% are in favor of a new building project. If 5 people are chosen at…

A:

Q: A poll is given, showing 50% are in favor of a new building project. If 8 people are chosen at…

A: We have to find given probability.

Q: A poll is given, showing 50% are in favor of a new building project. If 9 people are chosen at…

A: 

Q: In a family with 7 children, excluding multiple births, what is the probability of having exactly 1…

A: It is given that there is equal chances of having a boy and a girl. So the probability of having a…

Q: Given that a random student plays music, what is the probability that the student does not play…

A: It is given that the number of students play music is 18+5 = 23.

Q: Six percent of American adults are considered millionaires. If 100 randomly selected adults are…

A: Here it is given that 6% of American adults are millionaire. We need to find the probability of 7 or…

Q: A poll is given, showing 50% are in favor of a new building project. If 9 people are chosen at…

A:

Q: A survey reveals that 80% of the eligible people in a certain county vote during a county election.…

A: Here, n = 70 and p = 0.80.

Q: A poll is given, showing 50% are in favor of a new building project. If 6 people are chosen at…

A: Binomial distribution : In binomial distribution, the number of trials is fixed and the number of…

Q: In Canada, 63% of households speak English as their primary language, and 23% speak French as their…

A:

Q: A poll is given, showing 20% are in favor of a new building project. If 6 people are chosen at…

A: ( 1 ) Given n =6,p=0.2,p(x=1) =? ( 2) Given n = 8 , p=0.05 , p( x=4 ) =?

Q: A poll is given, showing 40% are in favor of a new building project. If 9 people are chosen at…

A:

Q: A poll is given, showing 45% are in favor of a new building project. If 5 people are chosen at…

A: As per guideline expert have to answer first question only dear student please upload other question…

Q: In a large population, 55% of the people have been vaccinated. If 3 people are randomly selected,…

A: Let "X" be the people that have been vaccinated.

Q: A poll is given, showing 60% are in favor of a new building project. If 10 people are chosen at…

A:

Q: A poll is given, showing 35% are in favor of a new building project. If 8 people are chosen at…

A: Let "X" be the people who are in favour of the new building.

Q: A poll is given, showing 40% are in favor of a new building project. If 10 people are chosen at…

A: We have to find probability..

Q: A poll is given, showing 80% are in favor of a new building project. If 8 people are chosen at…

A: Givenp=0.80n=8x~Binomial(n=8,p=0.80)P(X=x)=(nx)×(p)x×(1-p)n-x   ; x=0,1,....,n

Q: A poll is given, showing 70% are in favor of a new building project. If 8 people are chosen at…

A:

Q: From experience, an airline knows that only 70% of the passengers booked for a certain flight…

A:

Q: About 10​% of the population of a large country is nervous around strangers. If two people are…

A: The probability that a randomly selected people is nervous around strangers is 0.10. The probability…

Q: A marketing survey indicates that 40% of the population owns an automobile, 45% owns a house, and…

A: Given data:     The percentage of the population owns an automobile is: P(A)=40% The percentage of…

Q: A poll is given, showing 75% are in favor of a new building project. If 10 people are chosen at…

A:

Q: A poll is given, showing 25% are in favor of a new building project. If 9 people are chosen at…

A: Given data, p=25%=0.25 n=9 P(X=8)=?

Q: A poll is given, showing 75% are in favor of a new building project. If 9 people are chosen at…

A: Given data, p=75% =0.75 If n=9 then P(X=6)=?

Q: In a certain high-risk group, the chances of a person having suffered a heart attack are 55%. If 6…

A: From the given information, probability of success is given by as follows: p=0.55 n=6 x=1…

Q: A poll is given, showing 55% are in favor of a new building project. If 10 people are chosen at…

A:

Q: A poll is given, showing 60% are in favor of a new building project. If 9 people are chosen at…

A: Sample sizze, n = 9 The probability that exactly one of them are in favour Here the random variable…

Q: 2.  In a recent survey, 18 people preferred milk, 29 people preferred coffee, and 13 people…

A: Given data in a recent survey  18 people preferred milk , 29 people preferred coffee, 13 people…

Q: A poll is given, showing 50% are in favor of a new building project. If 8 people are chosen at…

A: Let "X" be the people who are in favor of the new building.

Q: A poll is given, showing 35% are in favor of a new building project. If 8 people are chosen at…

A: Given: Sample size (n) =8 Probability of success (p) = 0.35 Formula: Let "X" be the poll showing in…

Q: A survey reports that 53% of college students use Google as their search engine. If 100 students of…

A: Given that n=100 p= 0.53 q= n-p=0.47 μx= n*p= 53 Standard deviation= σ= sqrt(n*p*q)=4.991   Add…

Q: A poll is given, showing 25% are in favor of a new building project. If 10 people are chosen at…

A: Let "X" be the people who are in favor of the new building.

Q: A poll is given, showing 75% are in favor of a new building project. If 6 people are chosen at…

A: ANS#-> Let the random variable X has binomial distribution  With parameter   n = 6   ,  p = 0.75…

Q: A poll is given, showing 20% are in favor of a new building project. If 9 people are chosen at…

A:

Q: A poll is given, showing 55% are in favor of a new building project. If 9 people are chosen at…

A: If 9 people are chosen at random, Probability of exactly 1 of them favors the project: 0.00832…

Q: A poll is given, showing 35% are in favor of a new building project. If 9 people are chosen at…

A:

Q: A poll is given, showing 60% are in favor of a new building project. If 9 people are chosen at…

A: According to the given information, we have A poll is given, showing 60% are in favor of a new…

Q: A poll is given, showing 20% are in favor of a new building project. If 10 people are chosen at…

A: Solution: Let X be the number of people favor the new building project and n be the sample number of…

Q: A poll is given, showing 45% are in favor of a new building project. If 10 people are chosen at…

A: We have to find given probability.

Q: In a recent poll of voters, 20% were displeased with both candidates. If 3 people were picked at…

A: Let x is random variable where people like candidates, and n is total number of trial.Given:20%…

Q: Suppose you select a letter at random from the word MISSISSIPPI. What is the probability of NOT…

A:

Q: In a large population, 71 % of the people have been vaccinated. If 5 people are randomly selected,…

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: A poll is given, showing 65% are in favor of a new building project. If 9 people are chosen at…

A: Let X be the number of people who are in favor of a new building project which follows binomial…

Q: A poll is given, showing 60% are in favor of a new building project. If 6 people are chosen at…

A: Given,n=6p=0.6X=no.of people favor the new building projectsX~Binomial(n=6 , p=0.6)P(X=x)=Cxn…

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.