What is the probability that the student gets the correct answer?

Q: Tony and Sam play chess (either of them wins, draw is not allowed).  If Tony plays White,…

A: It is given that the probability that  Tony wins using white is 0.72. So, the probability that Sam…

Q: 10. When drawing one card out of a deck of 52 playing cards, what is the probability of getting…

A: Here define events  A = face card B = heart card  There are total 13 cards of hearts  Total face…

Q: Lots of games like tennis have a concept of deuce, where if the game is ties at the end you have to…

A: The probability of winning the game is obtained below:From the given information, there are two…

Q: A multiple -choice test consists of 6 questions . Each question has answers choices of a,b,c,d, and…

A: From the provided information, Number of questions (n) = 6 Each question has answers choices of…

Q: Barbie has applied to both Harvard and Yale. The probability that Harvard will admit her is 0.65,…

A: We denote Yale by Y, Harvard by H, and thus their corresponding probabilities by P(Y) and P(H),…

Q: A students takes a 5 – question, multiple-choice exam with four choices for each question and…

A: It is given that a students takes a 5 multiple choice question with each four choices.

Q: You forget to study for the multiple choice exam in your next class. Suppose the test has 5…

A: It is an important part of statistics. It is widely used.

Q: According to a survey of American households, the probability that the residents own 2 cars if…

A: According to the provided data,

Q: Suppose that 60% of people have brown eyes and that 5% of people have red hair. We randomly select…

A: Given information: Let A be the event that  people have brown eyes. P(A)= 0.60B be the event that…

Q: Suppose that the probability that Bob has a flat tire is   56%.  Also, suppose that the probability…

A:

Q: a. In an animal shelter, 100 cats and 50 dogs are being accommodated. Table below shows age group of…

A:

Q: The probability that team A loses against team B is 0.6 and the probability that team C wins against…

A: Let μi denotes the performance score for the team i. Thus, the performance score for teams A, B, and…

Q: You roll a 6 sided dice. The dice is not fair, because the probability of rolling a one is 0.180. If…

A: Solution: Let X be the number of times roll one and n be the sample number of times a dice is…

Q: If the probability that the Yankees will win a baseball game is 60%, find the probability that the…

A: The probability that Yankees will win a baseball game is 60%, that is PWinning=0.60.

Q: The probability of A is 0.60, the probability of B is 0.40, and the probability of either is 0.76.…

A: Given: P(A)=0.6 P(B)=0.4 P(A or B)=0.76 The objective is to find the P(A and B)

Q: A boy has a choice between 3 paths. Each path has the possibility of leading to treasure. The…

A: Solution

Q: A couple is planning to have 6 children. If the true probability of a baby girl being born is 0.521,…

A:

Q: There is a 72% chance you will be able to get tickets to a concert to see your favorite band in the…

A: Given problem Given that   There is a 72% chance you will be able to get tickets to a concert to…

Q: Assume that you guess on each question of a multiple choice test. There are 12 questions and each…

A: Given Data: The number of questions is: n=12 The possible answers to each question are: r=4 The…

Q: Suppose you know that a friend has 2 children and you know that the older child is a girl.  You…

A:

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: Please show your solution. A petroleum company exploring for oil has decided to drill 2 wells, one…

A: Given that  P(first attempt) = 0.25 P(Second attempt | First attempt) = 0.85

Q: You have a homework assignment that contains 12 questions. Your instructor will grade a set of 5…

A: Given: Total number of questions, n = 12            5 questions would be graded Part 1: The total…

Q: A newspaper report states that the probability of snow is .3. After calling the airport you are told…

A: As given, the probability of snow is 0.3, That is, P(snow) = 0.3 Therefore , P( not snow) = 1- P(…

Q: The probability that a high school student get less than 5 hours of sleep on average is 35.2%. The…

A:

Q: A letter is known to have come either from LONDON or CLIFTON. On the postmark only the two…

A:

Q: A couple plans to have four children. The father notes that the sample space for the number of girls…

A: Given information- We have given that, a couple plans for 4 children. The sample space for the…

Q: Kiara sets up a passcode on her smart phone, which allows for 7 digits. She was informed that using…

A: Given: A smartphone allows 7 digits password she is a digit twice makes the phone more secure.

Q: Geographers want to determine the probability that exactly 7 out of 10 tourists in New York they…

A: There are two possibilities of event 1. Either they will visit the statue. 2. Or they will not visit…

Q: Suppose that the probability that Bob has a flat tire is  20 %.  Also, suppose that the probability…

A: Let define the events as follows: A = Bob has a flat tire B = Bob will have a transmission failure A…

Q: If you have to answer 14 multiple choice questions, with each question having 7 choices, what is the…

A: The objective of this question is to find the probability of getting 6 or more correct answers out…

Q: Your really mean math teacher, Mrs Snampook, gives you a pop quiz with 12 extremely difficult…

A: From the provided information, Number of questions (n) = 12 Probability of correct answer (p) = 1/4…

Q: A health instructor surveyed all his students, and tallied the results. The first survey question…

A:

Q: Pedro has just entered university and has been informed that there is a 30% chance of receiving a…

A: Given that Pedro has just entered university and has been informed that there is a 30% chance of…

Q: At a restaurant, the probability that a person ordering coffee will ask for cream is 0.54. The…

A:

Q: Suppose you are taking a multiple-choice test with 4 choices for each question. In answering a…

A: Given information Multiple choice question with 4 options Probability that you know the answer…

Q: Ali has taken two books with him for holiday. The probability of liking the first book is 0.5, the…

A:

Q: A student ran out of time on a multiple choice exam and randomly guessed the answers for two…

A: The objective of this question is to find the probability that the student answered both of the…

Q: What is the probability that the student does exactly one of these activities?

A: Define some events A : A student borrows book. B : A student studies for an exam. Given that P(A) =…