Find the indicated probability. Round to three decimal places. A test consists of 10 true/false questions. To pass the test a student must answer at least 8 questions correctly. If a student guesses on each question, what is the probability that the student will pass the test? O 0.989 O 0.055 O 0.011 O 0.044

Q: You draw two cards from a standard deck of 52 cards and do not replace the first one before drawing…

A: Solution: From the given information, two cards to be drawn without replacement.

Q: The probability that a spark plug is defective is 35%. Suppose that a person buys 7 spark plugs.…

A:

Q: Find the indicated probability. Round your answer to four decimals. According to a survey, 60% of…

A: It is given that the number of observations are independent with the probability of success p = 60%…

Q: A 7​-question ​multiple-choice quiz has 5 possible answers for each question. Only one of the 5…

A:

Q: 8% of all Americans live in poverty. If 45 Americans are randomly selected, find the probability…

A: Note- Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: A single, six-sided die is rolled. Find the probability of rolling an even number or a number less…

A: It is given that a six-sided die is rolled. We have to find the probability of rolling an even…

Q: This season, the probability that the Yankees will win a game is 0.6 and the probability that the…

A: The provided information is    Win Lose Total 5 or more runs   0.33 0.48 Fewer than 5 runs…

Q: A student takes a 30 question multiple choice test where each answer has answer choices (a) - (d).…

A: Let x follows binomial distribution with parameters n = 30 and p = ¼ = 0.25   The pdf of binomial…

Q: A bag contains 5 red marbles, 3 blue marbles, 2 green marbles, 1 yellow marble and 1 purple marble.…

A:

Q: 6. A jar contains 10 blue marbles and 11 red marbles. Two marbles are drawn without replacement.…

A: Jar contain 10 blue marble and 11 red marble, Therefore jar contain total 21 marble, Out of 21…

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: A test consists of 10 questions.  The probability of guessing a correct answer is 0.2 and to pass…

A: Given sample size(n)=10

Q: A jar contains 4 pennies, 3 nickels and 6 dimes. A child selects 2 coins at random without…

A: 4 pennies 3 nickels 6 dimes ______________ 13 total coins   select 2 coins at random without…

Q: 4. If we toss a biased coin that is twice as likely to come up heads as tails, five times, solve for…

A:

Q: Nicole has a six-sided number cube. Each side was labeled with one number, from 1 through 6. What is…

A:

Q: You are taking a multiple choice quiz. There are 10 questions. Each question has 4 possible answer…

A: Given : Probability of success,p =1/4 =  0.25 Probability of failure,q=(1- 0.25)= 0.75…

Q: Ten students are given two identical speakers to listen to for differences, if any. Suppose that…

A: Recall the following. PX=k=bk;n,p=nkpk1-pn-kn is thenumber of trialsp is the probability of successq…

Q: Allie plays on the varsity basketball team and makes 79% of her free throws. If she takes 12 shots,…

A: Given : p = 0.79 q = 1 - p = 1 - 0.79 = 0.21 n = 12 we have find P(x = 8) here, x follow a binomial…

Q: A group of people were asked if they had run a red light in the last year. The number of people that…

A: The sample proportion of the sample of size n can be defined as: p^=xn Here, x = Total number of…

Q: Find the probability of flipping tails on a fair coin. List the answer as a decimal?

A: Probability = no. Of favourable events/ no. Of total events

Q: 17 in. 5 in. 5 in. 8 in. 12 in. 4.5 in.

A: Topic- area and probability

Q: multiple-choice quiz has 10 questions, each will 4 possible answers. A student answers each…

A:

Q: John runs a computer software store. He counted 120 people who walked by his store in a day, 53 of…

A: Given : Number of people who came into the store = 53 Out of 53, number of people who bought…

Q: A multiple-choice test contains 25 questions, each with four choices. Assume a student just guesses…

A: Probability is the chance of occurrence of an event.

Q: Roll a die once and record the number on the top. Find the probability of the event at the number on…

A:

Q: Use the multinomial formula and find the probabilities for each. Round your answers to at least…

A: Given information,n = 6, X1 = 1, X2 = 2, X3 = 3, P1 = 0.4, P2 = 0.3, P3 = 0.3Using formula…

Q: Decide which of these numbers could not possibly be probabilities. Explain your answers.…

A: Rules of Probability:The probability of an event must lie between 0 and 1, inclusive.The sum of…

Q: A quick quiz consists of a true/false question followed by a multiple-choice question with 5…

A: Let us define some events A : the true/false questiom is correct. B : the multiple choice question…

Q: Write the answer as a decimal, accurate to 4 decimal places. If a bag contains 5 green balls, 5 blue…

A: According to the given information in this question We need to find that the probability that the…

Q: A dart hits the circular dartboard shown below at a random point. Find the probability that the dart…

A: We need to find the area of the square and circle.Please find the attachment below.

Q: ou roll a fair six sided die twice. Find the probability of rolling a 1 the first time and a number…

A: n(S) = 36 Let A = rolling a 1 and then greater than 5 = {(1,6)} n(A) = 1

Q: A group of people were asked if they had run a red light in the last year. 315 responded "yes", and…

A: Given information- We have given that- Number of people have run a red light in the last year = 315…

Q: Richard has been given a 6-question multiple-choice quiz in his history class. Each question has…

A: n=6, p=2/3 , X~Binomial(n=6, p=2/3)  Let X be the number of incorrect question. p be the probability…

Q: You roll a 6-sided die then toss a coin. Find the probability of rolling a number greater than 1 and…

A: n(S) = 12 Let A = rolling a number greater than 1 and the coin landing on tails Then, n(A) = 5