In the United States, voters who are neither Democrat nor Republican are called Independent. It is believed that 6% of voters are Independent.  A survey asked 12 people to identify themselves as Democrat, Republican, or Independent.  What is the probability that fewer than 4 are Independent?

Q: Approximately 90% of all people are night-handed. Consider a grouping of ten people. What is the…

A:

Q: A sports forecaster says that there is a 40% probability of a team winning their next game.…

A: We have to find given odds against win.

Q: Forty percent of Clinton County residents are uncomfortable using the Internet. Suppose 7 such…

A: Given that n =7 , p= 0.40 Find P ( X =5 ) = ?

Q: According to the National Center for Education Statistics, 17% of all people in the United States,…

A:

Q: Suppose that 54% of people own dogs. If you pick two people at random, what is the probability that…

A: Given, 54% of the people own dog.That is

Q: Four cards are chosen from a standard deck of 52 playing cards with replacement. What is the…

A:

Q: In a town, 61% of adults have health insurance. What is the probability that 5 adults selected at…

A: The binomial distribution is a discrete probability distribution. It has n independent Bernoulli…

Q: Based on surveys, 97% of students own cell phones.  What is the probability that 10 randomly…

A: Given,p=0.97n=10X=no.of students own cell phones.X~Binomial(n=10 , p=0.97)P(X=x)=Cxn px(1-p)n-x ;…

Q: Select one card from a deck of well-shuffled cards. What is the probability we select a Diamond or a…

A: Deck consists of 52 cards. n(S)=52 Let D be event that card is diamond. n(D)=13 Let H be event that…

Q: According to​ statista.com, 66.7​% of U.S. households have Cable TV​ / Satellite TV. If six…

A: From the given information, the percentage of U.S households have Cable TV​ / Satellite TV 66.7% and…

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 a Toyota factory, 137 out of 129,000 cars have faulty brakes. If 50 cars checked at random, what…

A:

Q: If the probability of choosing a red chip from a bucket is 0.4, What is the probability of not…

A: We have the probability of choosing a red chip from a bucket is 0.4

Q: In a standard deck of playing card, what is the probability of picking a black card or a…

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: 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: You randomly draw five cards from a standard 52-card deck.What is the probability of getting no…

A: Given information- We have given a standard deck of 52 cards. We have to draw 5 cards randomly. We…

Q: In a state legislature the elected representative include 17 Democrats, 13 Republicans, and 4…

A: Given  Elected representatives(34)=17(Democrat)+13(Republican)+4(independent)

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: A poll is given, showing 55% are in favor of a new building project. If 5 people are chosen at…

A: Given Information: Proportion p=0.55 Sample size n=5 The objective is to find the probability that…

Q: suppose we select one card from a standard deck of 52. what is the probability of selecting a club?

A: given data select one card from a standard deck of 52 cards. p(selecting club) = ?

Q: The National Coffee Association reports that among individuals in the 45 to 55 age, 70% drink…

A:

Q: At a car manufacturing plant, 10% of cars have some sort of defect when they come off the line. If…

A:

Q: A bag contains 44 U.S quarters and six Canadian quarters. If seven quarters are randomly picked from…

A: Given that. Total quarters=44+6=50 U.S quarters=44 Canadian quarters=6 Find P(at least 1 Canadian…

Q: Select one card from a deck of well-shuffled cards. What is the probability we select a face or a…

A: Given : Let A be the event of getting face card from a deck of well-shuffled cards  P(A) = 1252 Let…

Q: A wooden box contains 17 red cubes, 20 blue cubes, 34 yellow cubes and 41 green cubes, what is the…

A: given,no.of red cubes=17no.of blue cubes=20no.of yellow cubes=34no.of green cubes=41total no.of…

Q: According to Wealth committee data, 0.4% of people have anemia. One thousand people are randomly…

A: Given that  p=0.4%=0.004 , n=1000

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 that 53% of people own dogs. If you pick two people at random, what is the probability that…

A:

Q: A poll is given, showing 55% are in favor of a new building project. If 8 people are chosen at…

A: Given,n=8p=0.55X=no.of people favor the new building projectX~Binomial (n=8 , p=0.55)P(X=x)=nx px…

Q: According to ctia, 41% of all US households are wireless-only households. In a random of 20…

A: Given, random of 20 households i.e., n=20 p=41%=0.41 q=1-p=1-0.41=0.59

Q: Suppose that 30% of people own dogs. If you pick two people at random, what is the probability that…

A: Let X be the number of dogs from binomial distribution with probability (p) = 30% = 0.30 and sample…

Q: If one card is drawn from a standard deck of 52 playing cards, what is the probability of drawing a…

A: In a standard deck of 52 cards, 26 cards are black and 26 cards are red

Q: A  survey was done to see which platform people prefer the most.    Facebook Instagram Snapchat…

A: Let us take the probability of choosing someone who prefers Instagram as P(A) and the probability of…

Q: In a village in Kenya, 8% of the villagers have malaria. If 5 villagers are chosen at random, wh

A: Given information, The percentage of the villagers have malaria is 8%. There are 5 villagers chosen…

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: What is the probability of selecting a 6 or a res card from a 52 card deck?

A: Solution:Total number of ways of drawing 1 cards from 52 cardsn(S)=52Let E = event of getting 1 card…

Q: According to the Centers for Disease Control, 8% of Americans have diabetes. If an American is…

A: Given that, according to the Centers for Disease Control, 8% of Americans have diabetes.

Q: In the United States, voters who are neither Democrat nor Republican are called Independent. It is…

A: Let X be the random variable from binomial distribution with probability (p)= 11% = 0.11 and sample…

Q: The CDC estimates that 75%of children between 6 and 23 months old receive a flu vaccination. If 7…

A: Since, there is two possible outcomes one is succes and other is failure, and n be fixed and…

Q: 5. Out of all registered vehicles in California, 95% of them pass the State Emissions Test. If ten…

A: Given information Probability of passing the emission test p = 0.95 10 vehicles are selected X…

Q: Approximately 90% of all people are night-handed. Consider a grouping of ten people. What is the…

A: Percentage of right handed people is 90%. Number of total people in a group is 10.

Q: Jacobs & Johnson, an accounting firm, employs 19 accountants, of whom 8 are CPAs. If a delegation of…

A: GivenTotal no.of accountants=19No.of CPAs=8No.of non CPAs=11

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.