Question 2 The probability of getting a multiple choice question wrong is 0.8. A weekly quiz has 10 multiple choice questions. Assume independence between the questions a) What is the probability of getting 5 questions correct? b) What is the probability of getting 5 questions wrong? c) What is the probability of getting at least 8 questions correct? d) What is the probability of getting more than 8 questions correct? e) What is the probability that you will get a zero in the quiz?

Q: There are twenty multiple-choice question on exam, each having responses a, b, c, d. Suppose that a…

A: Given that, there are 20 multiple-choice questions. n=20 The probability of success = 80% =0.80…

Q: is the probability that all books within the same subject will be adjacent?

A: here total books  6+5+4+3 = 18  here use total arrangements

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A: Given : Total number of lottery = 52

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Q: A multiple-choice test contains 20 questions, each with four answers. Assume that a student just…

A: Solution: Let X be the number of correct questions and n be the number of questions. From the given…

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…

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A:

Q: A multiple-choice quiz has 15 questions, each with 4 possible answers of which only one is the…

A: Given,n=15p=14=0.25q=34=0.75Let X=no.of correct answersX~Binomial(n=15 , p=0.25)P(X=x)=Cx…

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A: Formula : Binomial distribution is given by

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Q: When spinning a spinner, there is an equal chance of landing on orange, green, yellow, red, and…

A: Answer:

Q: In a multiple-choice test, each question is to be answered by selecting 1 out of 3 choices of which…

A:

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: i. If he has the option to draw from only bag B1, what is the probability of drawing the four balls?…

A: First we define some events B1 : bag B1 is selected. B2 : bag B2 is selected. E : he choose 2 red…

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A: Given colors are  red, blue, or green. So there are 3 colors. The probability of getting red=1/3…

Q: (b) If n biscuits be distributed among N persons, find the chance that a particular person receives…

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Q: On a multiple-choice exam with 3 possible answers for each of the 5 questions, what is the…

A:

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

A: Total number of questions=10 number of possible answers=5 Probability of guessing correct answer for…

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A: Given: The bag contains: 7 purple marbles. 4 blue marbles. 3 green marbles.

Q: Won't vote 25 41 Marion Marian Undecided Female Male 84 31 33 247 60 69 What is the chance that a…

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

Q: a. With one toss of a single number cube, what is the probability of rolling a number less than…

A:

Q: Suppose you take a 20 question multiple choice test, where each question has four choices. You guess…

A: Givensample size(n)=20each question has four…

Q: test has rwo mulltiple choice questions, each with five choices. What is the probability of guessing…

A:

Q: > A multiple-choice test consists of 15 questions each with five possible answers of which only one…

A: Let X be the number of correct answerand p be the probability of correct optionn be the number…

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Q: A multiple-choice test has 4 choices, one of which is a correct answer. If a student just guesses…

A: We have given that Probability of guessing correct answer p = 1/4 =  number of trial (n) = 3 Since…

Q: a. Compute the number of ways the first five numbers can be selected. b. What is the probability of…

A: Permutation -  Combination -

Q: On a multiple-choice test, each question has 5 answers, only one of which is correct. A student…

A: The number of questions answered are 3. The number of answer are 5.

Q: A test consists of 10 multiple choice questions, each with five possible answers, one of which is…

A: Obtain the probability that that the student will get at most 8 answers correctly. The probability…

Q: In a group of 100 students, 80 study Physics, 90 study Math and 5 study none of the subjects. What…

A: The union of events A and B is defined as n(A ∪ B) = n(A)  + n(B) – n(A ∩ B).

Q: If two fair dice are rolled, find the probability of the following result. A double, given that the…

A: General formula of probability is , Probability =Number of favorable outcomes Total outcomes

Q: On a multiple-choice quiz with four possible answers for each question, what is the probability of…

A: It is given that the On a multiple-choice quiz with 4 possible answers for each question. It means,…

Q: a) What is the probability of selecting students whose IQ ranges between 110 and 127? b) If you will…

A: The IQs of 100 students are normally distributed with a mean of 115 and a standard. deviation of 10.…

Q: A thief steals an ATM card and must randomly guess the correct five​-digit pin code from a 7​-key…

A: We have 5 digit pin and 7 choices per each digit of pin Because repetition is allowed, for each…

Q: The color spinner shown below is equally divided into six with their corresponding colors. What is…

A: Given,The color spinner is divided into six equal parts.

Q: If you randomly select a letter from the phrase or qoute, "Brandon loves to eat at Red Robin," what…

A: Event: In probability theory, an event is an outcome or a set of outcomes of a random experiment to…

Q: If the records show that, the probability for a student to get a grade B this course is p, [use the…

A: Given Information: Probability for a student to get grade B is p=0.125 Number of students (n) = 16…

Q: Two dice are thrown together. Use a tree diagram to find the probability that one number is even and…

A: Two dice are thrown together. Use a tree diagram to find the probability that one number is even and…

Q: Q2- Answer the following: a) A box having (10) blue balls, (6) red balls, and (4) white balls. (3)…

A:

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

A: P(Correct ) = 13

Q: In the multiple choice experiment with four possible choices, what is the probability that the test…

A: In MCQ, there are four choices for an answer.

Q: Ex.2 On a roulette wheel, the probability of "red" is 18/38. In 10 spins, a) what is the probability…

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Q: If a student guesses randomly and independently, what is the probability that she is correct only on…

A: here given , there are 5 multiple choice question  here p= probability of correct answer = 15 q =1-p…

Q: If a card is randomly selected, what is the probability of drawing a(n) 2 of one suit? If a card is…

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

Q: A problem is given to three persons A, B, C whose respective chances of solving it are 2/7, 4/7, 4/9…

A: From the provided information, P (A) = 2/7, P (B) = 4/7 and P (C) = 4/9 The probability that none…

Q: A multiple-choice test consists of 30 questions with possible answers of a, b, c, d, e, f. Estimate…

A: Provided information is, A multiple choice test consist of 30 questions with possible answers as a,…

Q: A pair of fair dice is rolled and the sum of the numbers is noted. Determine the probability that…

A: