Let us suppose that the probability that a randomly seleched improves and approves he job the President is doing is 2. If 10 people an selechd, what is the probabilitu individual that

Q: According to the U.S. Census Bureau, the probability a randomly selected worker primarily drives a…

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Q: The probability that a 28-year-old gets less than 5 hours sleep is 35.2%. The probability that a…

A: The probability that a 28-year-old gets less than 5 hours sleep is 35.2%. The probability that a…

Q: If the probability that are individual with a bachelor degree in underwater basket- weaving will be…

A:

Q: Assume that when adults with smartphones are randomly selected, 45% use them in meetings or classes.…

A: Given that n =15 , P =0.45 Using binomial distribution Find P ( x <3 ) =?

Q: The Jones family was one of the first to come to the U.S. They had 6 children. Assuming that the…

A: Given that  n=6 , p=0.5 , q=1-p=1-0.5=0.5 X~Binomial(n=6,p=0.5) X= Number of girls  p=probability of…

Q: A family's cat is pregnant with 4 kittens. If the probability each kitten will be gray like the…

A: here from given information  p = probability of kitten is not gray  =  1 - 0.49 = 0.51  n =  4

Q: Suppose the probability that a person in Jordan is exposed to corona = 0.05 , if 700 persons attend…

A: Given :  the probability that a person in Jordan is exposed to corona = 0.05 , P = 0.05 Now,  700…

Q: Suppose that about 85% of graduating students attend their graduation. A group of 21 graduating…

A: Let the R.V X denotes the number of graduating students attend their graduation and it follows the…

Q: A committee of 2 people is to be chosen from 6 women and 5 men. What is the probability at least one…

A:

Q: Suppose there are 2 red balls and 4 yellow balls in a box. Two balls are drawn from the box without…

A: Suppose there are 2 red balls and 4 yellow balls in a box.

Q: Assume that 10% of the population have diabetes. What is the probability that if we perform 1 study,…

A: Calculate the sample proportion as: Calculate the z score as follows: Now, the probability that…

Q: The Jones family was one of the first to come to the U.S. They had 6 children. Assuming that the…

A: By using Binomial distribution, we have, The Jones family was one of the first to come to the U.S.…

Q: when someone buys a ticket for an airline flight, there is a 0.0995 probability that the person will…

A:

Q: in a certain state, license plates consist of four digits from 0-9 followed by three letters. Assume…

A: It is mentioned that the license plate consists of four digits from 0-9 followed by three letters.…

Q: There are 6 white balls and 34 blue balls in the basket. If you draw 8 balls from the basket without…

A: Formula : Hypergeometric distribution is given by

Q: When someone buys a ticket for an airline flight, there is a 0.0971 probability that the person will…

A: It is provided that the probability (q) of the person who buys a ticket for an airline will not show…

Q: A softball pitcher has a 0.692 probability of throwing a strike for each pitch and a 0.308…

A: Let the R.V X denotes the number of  throws and it follows the binomial distribution with parameters…

Q: A coin is about to be tossed multiple times. Assume the coin is fair, this is, the probability of…

A: Solution: n = 6p = 0.5q = 1 - p = 1 - 0.5 = 0.5 1/3 rd of 6 tosses = 1/3*6 = 2

Q: 3.) If the probability of an event occurs is 0.7, determine the probability that the event does not…

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Q: 3 oassangers enter randomly to 6 carrieges. What is the probability that each of them enters to…

A:

Q: if the probabilty that junior goes to the grocery store is 0.6 and the probability that he buys…

A: P(junior goes to the grocery store) = 0.6 P(buys strawberries given he is at the grocery store) =…

Q: let's say a student receives an average 7 text messages in a 2 hour period then -What is the…

A: Given,* Student recives an average 7 text messages is 2 per hour.⇒So, Avg λ = 7 messages/2hour*…

Q: Suppose that the probability of germination of a beet seed is 0.8. If we plant 21 seeds and can…

A: Given that : The probability of germination of seed P(X)= 0.8 N = 21

Q: One ball is drawn at random from a bag containing 5 red balls and 7 white balls. (Enter your…

A:

Q: at least 5 girls? at most 3 girls

A:

Q: The Jones family was one of the first to come to the U.S. They had 6 children. Assuming that the…

A: Probability is the branch of mathematics concerning numerical descriptions of how likely an event is…

Q: f an average of 40 calls is required in a typical eight hour shift, what us the probability that…

A: Given Data: Let X represent the number of call in eight hour shift X~ Poisson (40)   Let Y represent…

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 mary has 10 pop cans and there are 4 Coca Cola cans. Let’s assume Mary will place these cans in a…

A: The number of ways in which 10 cans can be arranged in a line at random , with 4 of them being…

Q: The Jones family was one of the first to come to the U.S. They had 5 children. Assuming that the…

A:

Q: If the probability of being hospitalized during a year is 0.25. Find the probability that no one is…

A: X has binomial distribution. X~binomial(n,p)n=3p=0.25probability mass function of X;…

Q: The Jones family was one of the first to come to the U.S. They had 8 children. Assuming that the…

A: Obtain the probability that the Jones family had at least 3 girls. The probability that the Jones…

Q: How do I solve this problem?

A:

Q: The Jones family was one of the first to come to the U.S. They had 7 children. Assuming that the…

A: Given that, Total children =7 Probability of a child being a girl is 0.5

Q: The Jones family was one of the first to come to the U.S. They had 7 children. Assuming that the…

A: It is given that n=7 and p=0.5.

Q: An animal shelter has a 65% adoption rate for puppies. Of all puppies in the shelter, 75% live to be…

A: Let us denote A= a puppy gets adopted  B= lives 7 years or older given that  P(A)=65%=0.65 P( B | A'…

Q: Assume that male and female births are equally likely and that the birth of any child does not…

A: Obtain the probability that the exactly 8 boys in ten births. The probability that exactly 8 boys in…

Q: The recent storm, Maring, caused a lot of people to get infected with a disease. Doctors estimate…

A: Solution: Let X be the number of people infected with the disease and n be the sample number of…

Q: If the probability that an applicant for a driver's licence will pass the road test on any given…

A: Given,p=0.8q=1-0.8=0.2A random variable X~geometric distribution(p=0.8)P(X=x)=qx-1p     ;…

Q: In Electrical Eng. Dept., there are 1000 students, out of which 430 girls. It is known that out of…

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Q: The Jones family was one of the first to come to the U.S. They had 6 children. Assuming that the…

A:

Q: Suppose that we know 10 % of people do not like pizza. If you pick two people at random, what is the…

A:

Q: When someone buys a ticket for an airline flight, there is a 0.0995 probability that the person will…

A: Given Data: Let X represent the random variable p=1-0.0995=0.9005 n=21   X~ Binomial (21, 0.9005)

Q: One ball is drawn at random from a bag containing 2 red balls and 8 white balls. (Enter your…

A: Given that the bag containing 2 red and 8 white balls. One ball is drawn at random. The objective is…

Q: Assuming that boy and girl babies are equally likely, find the probability that a family with three…

A: Conditional rule:The formula for probability of A given B is,

Q: It was found that the probability of a parent with two children either has two boys or two girls is…

A: Given P (Two girls) = P (Two boys) = 0.5002 P (any geneder) = 0.5

Q: Let be a lot of 20 defective items and 80 non-defective items, of which 2 are chosen without…

A: Given,no.of defective items=20no.of non-defective items=80total no.of items=100

Q: Suppose that 25% of all students on campus wear glasses. If two students are chosen at random, what…

A: Given,25% of all students on campus wear glassessample size(n)=2

Q: The probability that a person will make 0, 1, 2, or 3 errors on his income tax is .5, .3, .15 and…

A: We can choose 15 files that contain no error in 30C15=155117520 ways.  From the rest (30-15)=15…