5) A couple plans to have four children. Using a tree diagram, obtain the sample space. Then, find the probability that the family has no boys.

Q: In a survey of 131 people 115 expressed support for the governor. Find p hat and a hat where p hat…

A: Given data, n=131 x=115 p=?

Q: .A box consists of five red markers and four blue markers. A teacher chooses four markers at random…

A: Solution-: Given: Number of red markers =5, Number of blue markers =4 Total number of markers = 5…

Q: A couple has 4 children. Write out the sample space of genders fort heir children, inorder of birth.…

A: It was stated that a couple has 4 children. The possible gender for each child is either male or…

Q: The probability that an adult possesses a credit card is .35. A researcher selects seven adults at…

A: We have to find  probability..

Q: You want to randomly arrange 4 discs in a CD rack.  What is the probability that the rack ends up in…

A: We can arrange 4 CDs in a rack in 4!=24 waysWe can arrange them in alphabetical order in only one…

Q: In a survey of 275 people, 258 expressed support for the governor. Find p and q, where p is the…

A: We have to find p and q.

Q: Suppose you have 10 tennis balls and you randomly pick some number of them. What is the probability…

A: Given the event that there are 10 tennis balls and one randomly pick some number of them.

Q: 88% of adults are high school graduates.  If a random sample of 10 adults is chosen, find the…

A: p=0.88sample size(n)=10Let "x" no. of adults are graduatesx~Binomial(n=10,p=0.88)P(X=x)=

Q: Three coins are tossed. Find the probability of getting at least two head

A: Given Three coins are tossed

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: The probability of getting a girl is .541. What is the probability of having at least 2 girls?

A: A couple is planning on having 5 children. The probability of getting girl is 0.541. Probability of…

Q: Construct a probability distribution for a family of three children. Let X represent the number of…

A: Given that there are 3 children.  X=the number of girls So the possible values of X are 0, 1, 2, 3

Q: Number plates in an Arab country consist of 3 letters (chosen from a specified set of 20 letters…

A:

Q: Imagine there are 23 people in a room.  Suppose that these people were selected randomly.  Give a…

A: Introduction: The probability of an event is the number of cases favorable for the event, divided by…

Q: Suppose that kearny Hight school ,37%are juniors,54% are female, and 28%are female and juniors .Find…

A:

Q: In a group of 103 students, 34 are diploma level and 22 are bachelor level. Find the probability…

A: Given that Group of 103 students 34 are diploma level and 22 are bachelor level Now, the number of…

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: Natalie performed a probability experiment that involves multinomial distribution. She put the…

A: Given: Bag has 3 red chips 2 violet chips 2 blue chips 4 black chips. This is Simple Random…

Q: Find the probability X = 2 cents.    Find the probability X = 6 cents.    Find the probability X =…

A:

Q: You are playing a game where you roll two number cubes and your score is the sum of the two cubes.…

A:

Q: Suppose five cards are drawn from a deck. Find the probability of obtaining the indicated…

A: It is known that, Number of cards in a deck = 52 Number of kings = 4 Number of aces = 4

Q: For the word "CRETOPAHIU", the letters are randomly arranged. Find the probability that all vowels…

A: given word is "CRETOPAHIU"Total no. of letters in the given word=10No. of vowels in the given word =…

Q: Suppose that eight friends are about to sit down at a round table.Find the probability that either…

A: Given:-             Eight friends are about to sit down at a round table. Find the probability that…

Q: A poll is given, showing 60% are in favor of a new building project. If 8 people are chosen at…

A: Given p =0.6 and n=3   P(X>3)=1-P(X<3)               =1-Cxn px(1-p)n-x…

Q: fair coin is flipped 5 times. Find the probability of flipping exactly 4 head

A: Given that  A fair coin is flipped 5 times. (n) = 5  The result may be heads or tails.   We know…

Q: Of the professors at school, 44% are female. If you sign up for 5 classes next semester, find the…

A: Multiplication rule for independent events:If two events A and B are independent then the…

Q: 52% of dogs enjoy biting the mailman. Select 5 random dogs. What's the probability AT LEAST 1 Enjoys…

A: Given : p = 0.52 where p is probability of dogs enjoy biting the mailman. n = 5 let X be the dogs…

Q: c. For a single randomly selected movie, find the probability that this movie's production cost is…

A: Given,Mean, μ = 66 million dollars.Standard deviation, σ = 18 million dollars.Using formula,