A student is taking a multiple-choice quiz in which each question has four choices. Assume that the student has no knowledge of the correct answers to any of the questions any hence, all her answer are guesses. There are five multiple-choice questions on the exam. What is the probability that she will get: a.) no questions correct? b.) at least one question correct? c.) no more than two questions correct?

Q: In a survey of 1200 college students living in the dorms, 525 said that they had only a tablet in…

A:

Q: From a lot of 35 fire bombs, 20 are selected at random and fired. If the lot contains 11 defective…

A: i) There are total 35 firebombs. Among them, 11 are defective firebombs. So (35-11)=24 are good…

Q: Consider an insurer that offers 2 types of policy: home insurance and car insurance. 87% of all…

A:

Q: If a hockey team wins 60% of their games, what is the probability they win all of their next 3…

A: Given information: Given that the hockey team wins 60% of their games. They plays 3 games.

Q: 1. In a 10-question, 5-answer multiple choice exam, a student who did not study decides to answer…

A: Probability is the chance of occurrence of observation can involve in the sample or event with equal…

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 that, of all the customers at a coffee shop, 70% purchase a cup of coffee; 40% purchase a…

A: The provided information is  P(Coffee)=0.70 P(Cake)=0.40 P(Coffee and Cake)=0.20

Q: Given that a randomly chosen card from a standard deck of 52 cards is less than 7, what is the…

A: We have to find given probabaility.

Q: In the instant lottery with 10% winning tickets, if X is equal to the number of winning tickets…

A: Binomial distribution is given by

Q: Assume that 15% of the people in your expedition trip own a mobile phone, and you are randomly…

A: Given that n=2,p=0.15

Q: Suppose that in the barangay,three out of five are registered voters. If 10 people selected at…

A:

Q: Suppose that a box containing music CDs has 4 with country music, 6 with rock music, 3 with jazz…

A: A box containing music CDs has 4 with country music, 6 with rock music, 3 with jazz music, and 7…

Q: A jury pool has 18 men and 19 women, from which 12 jurors will be selected. Assuming that each…

A: The given data are: Number of men = 18 Number of women = 19 Number of people selected = 12 Total…

Q: Q. 2 Of 200 employees of a company, a total of 120 smoke shisha; 60% of the shisha smokers are male…

A: Using the provided information, the table is:   Smokers Non smokers Total Male 72 64 136…

Q: Out of a group of 15 students from a language school, 8 study English, 9 study French and 4 study…

A: I solved exactly first three subparts because of bartleby policy if you want more please uplode…

Q: Consider an insurer that offers 2 types of policy: home insurance and car insurance. 87% of all…

A: Solution: Let A be the event that all customers have a home insurance policy. The probability of…

Q: Q2/ Of 80 students, 20 are studying French, 40 are studying Spanish, and 30 are studying French and…

A: Total number of students: 80 Number of student who are studying French:   F = 20 Number of student…

Q: From a standard deck of 52 playing cards, two cards are drawn in succession and at random without…

A: There are 52 cards in a standard deck. The number of ways 2 cards can be selected without…

Q: A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold…

A: Given that, n(Visa)= 1500 n(AA)= 500 n(Visa n AA)= 40 Total, n= 2000 We've to find, P((Visa n…

Q: From a group of 100 male students in a small city college, 60 play basketball, 50 play volleyball…

A:

Q: a. What is P(Xi= 1, X2= 1), that is, the probability that there is exactly one customer in each…

A: As per our guidelines, we are allowed to answer first three sub-parts only. Thanks   Given :

Q: Of 100 students, 50 are taking Calculus, 43 are taking French, and 10 are taking both Calculus and…

A:

Q: The employees of a company were surveyed on questions regarding their educational background…

A: Given information is, P(College degree) =400/600 P(Single)               = 100/600 P(Single college…

Q: Suppose that, for events A and B, P(A)= 0.2, P(B)= 0.85, and P(AandB)= 0.17. (i)    Calculate the…

A:

Q: A weighted coin with Pr[H]=45 Pr[H]=45is flipped two times. What is the probability at least one of…

A: Probability of getting head when a weighted coin is flipped =4/5Probability of getting tail when a…

Q: A, B played eight tennis games and the results were: A won three games, B won four games, and were…

A: The term probability is defined as the chance of occurrence of an event. The probability value…

Q: According to Masterfoods, the company that manufactures M&M’s, 12% of peanut M&M’s are brown, 15%…

A:

Q: A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold…

A: Here, the total number of customers is 2000. Number of customers who hold Visa is 1500 Number of…

Q: From a group of 100 male students in a small city college, 60 play basketball, 50 play volleyball…

A:

Q: A financial services committee had 60 members, of which 9 were women.  If 8 members are selected at…

A: Given, 8 members are selected at random from a committee of 60 members, then the total number ways…

Q: If the odds against Deborah's winning first prize in a chess tournament are 1 to 11, what is the…

A: It is given that the odds against Deborah 's winning first price in a chess tournament are 1 to 11.…

Q: Consider an insurer that offers 2 types of policy: home insurance and car insurance. 87% of all…

A: Comments: As per our guidelines we are supposed to answer only three subparts. Kindly repost other…

Q: If three cards are drawn without replacement from a standard 52-card deck, find the probability that…

A: Solution: A 52-card deck contains 12 face cards. Each suit contains one queen and one 5-numbered…

Q: A multiple-choice test consists of eight questions and three answers to each question (of which only…

A:

Q: A multiple-choice quiz consists of ten questions, each with five possible answers of which only one…

A: A multiple-choice quiz consists of ten questions, each with five possible answers of which only one…

Q: An Italian deck of cards, which is made up of 40 cards: 4 suits (Denari, Clubs, Swords, Cups) of 10…

A: Given that, An Italian deck of cards, which is made up of 40 cards: 4 suits (Denari, Clubs, Swords,…

Q: Edward has to take a sixsix​-question ​multiple-choice quiz in his sociology class. Each question…

A: a.The probability that Edward will answer all the six questions correctly is,

Q: Of 1000 shoppers entering the Shirt ‘n’ Shorts Booutique, 700 were interested in shirts and 600 were…

A:

Q: A roulette wheel has 38 slots in which the ball can land. Two of the slots are green, 18 are red,…

A: Probability of an event = Each spins are independent means the outcome of first spin does not…

Q: A jury pool has 22 men and 18 women, from which 12 jurors will be selected. Assuming that each…

A: nr=n!r!(n-r)! ;  n!=1×2×3×....×nMeaning :- selecting 'r' items out of 'n' itemsP(all men ) =…

Q: According to a recent survey of SA households, the probability that the residents of a household own…

A: The proportion or probability that a household will have car given that the income is more than…

Q: A person is taking a 5​-question ​multiple-choice test for which each question has three answer​…

A: P(Correct ) = 13

Q: 4) Determine the probability that a sibship of 6 will comprise: (a) 4 boys and 2 girls. (b) boys as…

A: As per guidelines only first 3 subparts have been answered.

Q: What is the conditional probability that a family with two children has two boys, given they have at…

A: Solution: A family has  two children.  The sample space S is  S = { BB. BG, GB, GG} n(S )= 4 Where…

Q: d. There were 27 tourists in the group and every tourist saw at least one of the three types of…

A: From part a, we have

Q: Suppose the let-turn lane is to have a capacity of six cars, and that one bus is equivalent to three…

A: The probability of an overflow during a cycle is,…

Q: Suppose that in a barangay, three out of five are registered voters. If 10 people are selected at…

A:

Q: The employees of a company were surveyed on questions regarding their educational background…

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

Q: In a survey of 189 people, 139 expressed support for the governor. Find p and q, where p is the…

A: We have to find correct answer for given data..